Chapter XV Pregnancy, childbirth and the puerperium (O00-O99) The codes included in this chapter are to be used for conditions related to or aggravated by the pregnancy, childbirth or by the puerperium (maternal causes or obstetric causes) Excludes: Certain diseases or injuries complicating pregnancy, childbirth and the puerperium classified elsewhere:

external causes (for mortality) (V, W, X,Y)
injury, poisoning and certain other consequences of external cause ( S00-T98 )
mental and behavioural disorders associated with the puerperium ( - )
obstetrical tetanus ( A34 )
postpartum necrosis of pituitary gland ( 0 )
puerperal osteomalacia ( 0 ) supervision of:
high-risk pregnancy ( - )
normal pregnancy ( - )

This chapter contains the following blocks:

O00-O08 Pregnancy with abortive outcome O10-O16 Oedema, proteinuria and hypertensive disorders in pregnancy, childbirth and the puerperium O20-O29 Other maternal disorders predominantly related to pregnancy O30-O48 Maternal care related to the fetus and amniotic cavity and possible delivery problems O60-O75 Complications of labour and delivery O80-O84 Delivery O85-O92 Complications predominantly related to the puerperium O94-O99 Other obstetric conditions, not elsewhere classified Pregnancy with abortive outcome (O00-O08) Excludes: continuing pregnancy in multiple gestation after abortion of one fetus or more ( O31.1 )

O00 Ectopic pregnancy

Includes: ruptured ectopic pregnancy Use additional code from category O08.-, if desired, to identify any associated complication.

O00.0 Abdominal pregnancy

Excludes: delivery of viable fetus in abdominal pregnancy (O83.3 ) maternal care for viable fetus in abdominal pregnancy ( O36.7 )

O00.1 Tubal pregnancy

Fallopian pregnancy Rupture of (fallopian) tube due to pregnancy Tubal abortion

O00.2 Ovarian pregnancy O00.8 Other ectopic pregnancy

Pregnancy:

cervical
cornual
intraligamentous
mural

O00.9 Ectopic pregnancy, unspecified

O01 Hydatidiform mole

Use additional code from category O08.-, if desired, to identify any associated complication. Excludes: malignant hydatidiform mole ( D39.2 )

O01.0 Classical hydatidiform mole

Complete hydatidiform mole

O01.1 Incomplete and partial hydatidiform mole O01.9 Hydatidiform mole, unspecified

Trophoblastic disease NOS Vesicular mole NOS

O02 Other abnormal products of conception

Use additional code from category O08.-, if desired, to identify any associated complication. Excludes: papyraceous fetus ( O31.0 )

O02.0 Blighted ovum and nonhydatidiform mole

Mole:

carneous
fleshy
intrauterine NOS Pathological ovum

O02.1 Missed abortion

Early fetal death with retention of dead fetus Excludes: missed abortion with:

blighted ovum ( 0 )
mole:
- hydatidiform ( - )
- nonhydatidiform ( 0 )

O02.8 Other specified abnormal products of conception

Excludes: those with:

blighted ovum ( 0 )
mole:
- hydatidiform ( - )
- nonhydatidiform ( 0 )

O02.9 Abnormal product of conception, unspecified

The following fourth-character subdivisions are for use with categories O03- O06: Note: Incomplete abortion includes retained products of conception following abortion.

.0 Incomplete, complicated by genital tract and pelvic infection

With conditions in O08.0

.1 Incomplete, complicated by delayed or excessive haemorrhage

With conditions in O08.1

.2 Incomplete, complicated by embolism

With conditions in O08.2

.3 Incomplete, with other and unspecified complications

With conditions in O08.3-O08.9

.4 Incomplete, without complication

Complete or unspecified, complicated by genital tract and pelvic infection

With conditions in O08.0

.6 Complete or unspecified, complicated by delayed or excessive haemorrhage

With conditions in O08.1

.7 Complete or unspecified, complicated by embolism

With conditions in O08.2

.8 Complete or unspecified, with other and unspecified complications

With conditions in O08.3-O08.9

Complete or unspecified, without complication

O03

Spontaneous abortion

[See before O03 for subdivisions ] Includes: miscarriage

O04 Medical abortion

[See before O03 for subdivisions ] Includes: termination of pregnancy:

legal
therapeutic therapeutic abortion

O05 Other abortion

[See before O03 for subdivisions ]

O06 Unspecified abortion

[See before O03 for subdivisions ] Includes: induced abortion NOS

O07 Failed attempted abortion

Includes: failure of attempted induction of abortion Excludes: incomplete abortion ( O03-O06 )

O07.0 Failed medical abortion, complicated by genital tract and pelvic infection

With conditions in O08.0

O07.1 Failed medical abortion, complicated by delayed or excessive haemorrhage

With conditions in O08.1

O07.2 Failed medical abortion, complicated by embolism

With conditions in O08.2

O07.3 Failed medical abortion, with other and unspecified complications

With conditions in O08.3-O08.9

O07.4 Failed medical abortion, without complication

Failed medical abortion NOS

O07.5 Other and unspecified failed attempted abortion, complicated by genital tract and pelvic infection

With conditions in O08.0

O07.6 Other and unspecified failed attempted abortion, complicated by delayed or excessive haemorrhage

With conditions in O08.1

O07.7 Other and unspecified failed attempted abortion, complicated by embolism

With conditions in O08.2

O07.8 Other and unspecified failed attempted abortion, with other and unspecified complications

With conditions in O08.3-O08.9

O07.9 Other and unspecified failed attempted abortion, without complication

Failed attempted abortion NOS

O08 Complications following abortion and ectopic and molar pregnancy

Note: This code is provided primarily for morbidity coding. For use of this category reference should be made to the morbidity coding rules and guidelines in Volume 2.

O08.0 Genital tract and pelvic infection following abortion and ectopic and molar pregnancy

Endometritis Oophoritis Parametritis Pelvic peritonitis Salpingitis Salpingo-oophoritis Sepsis following conditions classifiable to O00-O07 Use additional code (R57.2), if desired, to identify septic shock Excludes: septic or septicopyaemic embolism ( O08.2 ) urinary tract infection ( O08.8 )

O08.1 Delayed or excessive haemorrhage following abortion and ectopic and molar pregnancy

Afibrinogenaemia Defibrination syndrome Intravascular coagulation following conditions classifiable to O00-O07

O08.2 Embolism following abortion and ectopic and molar pregnancy

Embolism:

amniotic fluid
blood-clot
pulmonary
pyaemic
septic or septicopyaemic
soap

following conditions classifiable to O00-O07

}

O08.3 Shock following abortion and ectopic and molar pregnancy

Circulatory collapse Shock (postoperative) following conditions classifiable to O00-O07 Excludes: septic shock (R57.2)

O08.4 Renal failure following abortion and ectopic and molar pregnancy

Oliguria Renal:

failure (acute)
shutdown
tubular necrosis Uraemia

following conditions classifiable to O00-O07

O08.5 Metabolic disorders following abortion and ectopic and molar pregnancy

Electrolyte imbalance following conditions classifiable to O00-O07

O08.6 Damage to pelvic organs and tissues following abortion and ectopic and molar pregnancy

Laceration, perforation, tear or chemical damage of:

bladder
bowel

broad ligament
cervix
periurethral tissue
uterus

following conditions classifiable to O00-O07

O08.7 Other venous complications following abortion and ectopic and molar pregnancy

}

O08.8 Other complications following abortion and ectopic and molar pregnancy Cardiac arrest Urinary tract infection following conditions classifiable to O00-O07

O08.9 Complication following abortion and ectopic and molar pregnancy, unspecified

Unspecified complication following conditions classifiable to O00-O07 Oedema, proteinuria and hypertensive disorders in pregnancy, childbirth and the puerperium

(O10-O16)

O10 Pre-existing hypertension complicating pregnancy, childbirth and the puerperium

Includes: the listed conditions with pre-existing proteinuria Excludes: that with increased or superimposed proteinuria ( O11 )

O10.0 Pre-existing essential hypertension complicating pregnancy, childbirth and the puerperium

Any condition in I10 specified as a reason for obstetric care during pregnancy, childbirth or the puerperium

O10.1 Pre-existing hypertensive heart disease complicating pregnancy, childbirth and the puerperium

Any condition in I11.- specified as a reason for obstetric care during pregnancy, childbirth or the puerperium

O10.2 Pre-existing hypertensive renal disease complicating pregnancy, childbirth and the puerperium

Any condition in I12.- specified as a reason for obstetric care during pregnancy, childbirth or the puerperium

O10.3 Pre-existing hypertensive heart and renal disease complicating pregnancy, childbirth and the puerperium

Any condition in I13.- specified as a reason for obstetric care during pregnancy, childbirth or the puerperium

O10.4 Pre-existing secondary hypertension complicating pregnancy, childbirth and the puerperium

Any condition in I15.- specified as a reason for obstetric care during pregnancy, childbirth or the puerperium O10.9 Unspecified pre-existing hypertension complicating pregnancy, childbirth and the puerperium

O11 Pre-existing hypertensive disorder with superimposed proteinuria

Conditions in O10.- complicated by increased proteinuria Superimposed pre-eclampsia

O12 Gestational [pregnancy-induced] oedema and proteinuria without hypertension

O12.0 Gestational oedema O12.1 Gestational proteinuria O12.2 Gestational oedema with proteinuria

O13

Gestational [pregnancy-induced] hypertension without significant proteinuria

Gestational hypertension NOS Mild pre-eclampsia

O14

Gestational [pregnancy-induced] hypertension with significant proteinuria

Excludes: superimposed pre-eclampsia ( O11 )

O14.0 Moderate pre-eclampsia O14.1 Severe pre-eclampsia O14.2 HELLP syndrome+

Combination of hemolysis, elevated liver enzymes and low platelet count O14.9 Pre-eclampsia, unspecified

O15 Eclampsia

Includes: convulsions following conditions in O10-O14 and O16 eclampsia with pregnancy-induced or pre-existing hypertension O15.0 Eclampsia in pregnancy O15.1 Eclampsia in labour O15.2 Eclampsia in the puerperium O15.9 Eclampsia, unspecified as to time period Eclampsia NOS O16 Unspecified maternal hypertension Other maternal disorders predominantly related to pregnancy

(O20-O29)

Note: Categories O24.- and O25 include the listed conditions even if they occur during childbirth or the puerperium. Excludes: maternal:

care related to the fetus and amniotic cavity and possible delivery problems ( O30-O48 )
diseases classifiable elsewhere but complicating pregnancy, labour and delivery, and the puerperium ( O98-O99 )

O20 Haemorrhage in early pregnancy

Excludes: pregnancy with abortive outcome ( O00-O08 )

O20.0 Threatened abortion

Haemorrhage specified as due to threatened abortion O20.8 Other haemorrhage in early pregnancy O20.9 Haemorrhage in early pregnancy, unspecified

O21 Excessive vomiting in pregnancy

O21.0 Mild hyperemesis gravidarum

Hyperemesis gravidarum, mild or unspecified, starting before the end of the 22nd week of gestation

O21.1 Hyperemesis gravidarum with metabolic disturbance

Hyperemesis gravidarum, starting before the end of the 22nd week of gestation, with metabolic disturbance such as:

carbohydrate depletion
dehydration
electrolyte imbalance

O21.2 Late vomiting of pregnancy

Excessive vomiting starting after 22 completed weeks of gestation

O21.8 Other vomiting complicating pregnancy

Vomiting due to diseases classified elsewhere, complicating pregnancy Use additional code, if desired, to identify cause. O21.9 Vomiting of pregnancy, unspecified

O22 Venous complications in pregnancy

Excludes: obstetric pulmonary embolism ( O88.- ) the listed conditions as complications of:

abortion or ectopic or molar pregnancy ( O00-O07 , 7 )
childbirth and the puerperium ( - )

O22.0 Varicose veins of lower extremity in pregnancy

Varicose veins NOS in pregnancy

O22.1 Genital varices in pregnancy

Perineal Vaginal Vulval varices in pregnancy

O22.2 Superficial thrombophlebitis in pregnancy

Thrombophlebitis of legs in pregnancy

O22.3 Deep phlebothrombosis in pregnancy

Deep-vein thrombosis, antepartum

O22.4 Haemorrhoids in pregnancy

O22.5 Cerebral venous thrombosis in pregnancy Cerebrovenous sinus thrombosis in pregnancy O22.8 Other venous complications in pregnancy O22.9 Venous complication in pregnancy, unspecified Gestational:

phlebitis NOS
phlebopathy NOS
thrombosis NOS

O23 Infections of genitourinary tract in pregnancy

O23.0 Infections of kidney in pregnancy O23.1 Infections of bladder in pregnancy O23.2 Infections of urethra in pregnancy O23.3 Infections of other parts of urinary tract in pregnancy O23.4 Unspecified infection of urinary tract in pregnancy O23.5 Infections of the genital tract in pregnancy O23.9 Other and unspecified genitourinary tract infection in pregnancy Genitourinary tract infection in pregnancy NOS

O24

Diabetes mellitus in pregnancy

Includes: in childbirth and the puerperium

O24.0 Pre-existing diabetes mellitus, insulin-dependent O24.1 Pre-existing diabetes mellitus, non-insulin-dependent O24.2 Pre-existing malnutrition-related diabetes mellitus O24.3 Pre-existing diabetes mellitus, unspecified

O24.4 Diabetes mellitus arising in pregnancy Gestational diabetes mellitus NOS O24.9 Diabetes mellitus in pregnancy, unspecified

O25

Malnutrition in pregnancy

Malnutrition in childbirth and the puerperium

O26

Maternal care for other conditions predominantly related to pregnancy

O26.0 Excessive weight gain in pregnancy

Excludes: gestational oedema ( O12.0 , O12.2 )

O26.1 Low weight gain in pregnancy O26.2 Pregnancy care of habitual aborter

Excludes: habitual aborter:

with current abortion ( O03-O06 )
without current pregnancy ( N96 )

O26.3 Retained intrauterine contraceptive device in pregnancy O26.4 Herpes gestationis

O26.5 Maternal hypotension syndrome Supine hypotensive syndrome

O26.6 Liver disorders in pregnancy, childbirth and the puerperium

Cholestasis (intrahepatic) in pregnancy Obstetric cholestasis Excludes: hepatorenal syndrome following labour and delivery ( O90.4 )

O26.7 Subluxation of symphysis (pubis) in pregnancy, childbirth and the puerperium

Excludes: traumatic separation of symphysis (pubis) during childbirth ( O71.6 )

O26.8 Other specified pregnancy-related conditions

Exhaustion and fatigue Peripheral neuritis Renal disease pregnancy-related O26.9 Pregnancy-related condition, unspecified

O28 Abnormal findings on antenatal screening of mother

Excludes: diagnostic findings classified elsewhere - see Alphabetical Index maternal care related to the fetus and amniotic cavity and possible delivery problems ( O30-O48 ) O28.0 Abnormal haematological finding on antenatal screening of mother O28.1 Abnormal biochemical finding on antenatal screening of mother O28.2 Abnormal cytological finding on antenatal screening of mother O28.3 Abnormal ultrasonic finding on antenatal screening of mother O28.4 Abnormal radiological finding on antenatal screening of mother O28.5 Abnormal chromosomal and genetic finding on antenatal screening of mother O28.8 Other abnormal findings on antenatal screening of mother O28.9 Abnormal finding on antenatal screening of mother, unspecified

O29 Complications of anaesthesia during pregnancy

Includes: maternal complications arising from the administration of a general or local anaesthetic, analgesic or other sedation during pregnancy Excludes: complications of anaesthesia during:

abortion or ectopic or molar pregnancy ( O00-O08 )
labour and delivery ( - )
puerperium ( - )

O29.0 Pulmonary complications of anaesthesia during pregnancy

Aspiration pneumonitis Inhalation of stomach contents or secretions NOS Mendelson's syndrome Pressure collapse of lung due to anaesthesia during pregnancy

O29.1 Cardiac complications of anaesthesia during pregnancy

Cardiac:

arrest
failure

} due to anaesthesia during pregnancy

O29.2 Central nervous system complications of anaesthesia during pregnancy

Cerebral anoxia due to anaesthesia during pregnancy O29.3 Toxic reaction to local anaesthesia during pregnancy O29.4 Spinal and epidural anaesthesia-induced headache during pregnancy O29.5 Other complications of spinal and epidural anaesthesia during pregnancy O29.6 Failed or difficult intubation during pregnancy O29.8 Other complications of anaesthesia during pregnancy O29.9 Complication of anaesthesia during pregnancy, unspecified Maternal care related to the fetus and amniotic cavity and possible delivery problems

(O30-O48)

O30 Multiple gestation

Excludes: complications specific to multiple gestation ( O31.- ) O30.0 Twin pregnancy O30.1 Triplet pregnancy O30.2 Quadruplet pregnancy O30.8 Other multiple gestation O30.9 Multiple gestation, unspecified Multiple pregnancy NOS

O31 Complications specific to multiple gestation

Excludes: conjoined twins causing disproportion ( O33.7 ) delayed delivery of second twin, triplet, etc. ( O63.2 ) malpresentation of one fetus or more ( O32.5 ) with obstructed labour ( O64-O66 )

O31.0 Papyraceous fetus

Fetus compressus O31.1 Continuing pregnancy after abortion of one fetus or more O31.2 Continuing pregnancy after intrauterine death of one fetus or more O31.8 Other complications specific to multiple gestation

O32 Maternal care for known or suspected malpresentation of fetus

Includes: the listed conditions as a reason for observation, hospitalization or other obstetric care of the mother, or for caesarean section before onset of labour Excludes: the listed conditions with obstructed labour ( O64.- ) O32.0 Maternal care for unstable lie O32.1 Maternal care for breech presentation O32.2 Maternal care for transverse and oblique lie Presentation:

oblique
transverse

O32.3 Maternal care for face, brow and chin presentation O32.4 Maternal care for high head at term

Failure of head to enter pelvic brim O32.5 Maternal care for multiple gestation with malpresentation of one fetus or more O32.6 Maternal care for compound presentation O32.8 Maternal care for other malpresentation of fetus O32.9 Maternal care for malpresentation of fetus, unspecified

O33 Maternal care for known or suspected disproportion

O33.0 Maternal care for disproportion due to deformity of maternal pelvic bones

Pelvic deformity causing disproportion NOS

O33.1 Maternal care for disproportion due to generally contracted pelvis

Contracted pelvis NOS causing disproportion

O33.2 Maternal care for disproportion due to inlet contraction of pelvis

Inlet contraction (pelvis) causing disproportion

O33.3 Maternal care for disproportion due to outlet contraction of pelvis

Mid-cavity contraction (pelvis) Outlet contraction (pelvis) } causing disproportion

O33.4 Maternal care for disproportion of mixed maternal and fetal origin

O33.5 Maternal care for disproportion due to unusually large fetus Disproportion of fetal origin with normally formed fetus Fetal disproportion NOS

O33.6 Maternal care for disproportion due to hydrocephalic fetus

O33.7 Maternal care for disproportion due to other fetal deformities Conjoined twins Fetal:

ascites
hydrops
meningomyelocele
sacral teratoma
tumour

causing disproportion

O33.8 Maternal care for disproportion of other origin O33.9 Maternal care for disproportion, unspecified

Cephalopelvic disproportion NOS Fetopelvic disproportion NOS

O34 Maternal care for known or suspected abnormality of pelvic organs

O34.0 Maternal care for congenital malformation of uterus

Maternal care for:

double uterus
uterus bicornis

O34.1 Maternal care for tumour of corpus uteri

Maternal care for:

polyp of corpus uteri
uterine fibroid

Excludes: maternal care for tumour of cervix ( O34.4 )

O34.2 Maternal care due to uterine scar from previous surgery

Maternal care for scar from previous caesarean section Excludes: vaginal delivery following previous caesarean section NOS ( O75.7 )

O34.3 Maternal care for cervical incompetence

}

Maternal care for:

cerclage
Shirodkar suture

with or without mention of cervical incompetence

O34.4 Maternal care for other abnormalities of cervix

Maternal care for:

polyp of cervix
previous surgery to cervix
stricture or stenosis of cervix
tumour of cervix

O34.5 Maternal care for other abnormalities of gravid uterus

Maternal care for:

incarceration

prolapse
retroversion

of gravid uterus

O34.6 Maternal care for abnormality of vagina

Maternal care for:

previous surgery to vagina
septate vagina
stenosis of vagina (acquired)(congenital)
stricture of vagina
tumour of vagina

Excludes: maternal care for vaginal varices in pregnancy ( O22.1 )

O34.7 Maternal care for abnormality of vulva and perineum

Maternal care for:

fibrosis of perineum
previous surgery to perineum or vulva
rigid perineum
tumour of vulva

Excludes: maternal care for perineal and vulval varices in pregnancy ( O22.1 )

O34.8 Maternal care for other abnormalities of pelvic organs

Maternal care for:

cystocele
pelvic floor repair (previous)
pendulous abdomen
rectocele
rigid pelvic floor

O34.9 Maternal care for abnormality of pelvic organ, unspecified

O35 Maternal care for known or suspected fetal abnormality and damage

Includes: the listed conditions in the fetus as a reason for observation, hospitalization or other obstetric care of the mother, or for termination of pregnancy Excludes: maternal care for known or suspected disproportion ( O33.- )

O35.0 Maternal care for (suspected) central nervous system malformation in fetus

Maternal care for (suspected) fetal:

anencephaly
spina bifida

Excludes: chromosomal abnormality in fetus ( O35.1 )

O35.1 Maternal care for (suspected) chromosomal abnormality in fetus O35.2 Maternal care for (suspected) hereditary disease in fetus

Excludes: chromosomal abnormality in fetus ( O35.1 )

O35.3 Maternal care for (suspected) damage to fetus from viral disease in mother

Maternal care for (suspected) damage to fetus from maternal:

cytomegalovirus infection
rubella

O35.4 Maternal care for (suspected) damage to fetus from alcohol

O35.5 Maternal care for (suspected) damage to fetus by drugs Maternal care for (suspected) damage to fetus from drug addiction Excludes: fetal distress in labour and delivery due to drug administration ( O68.- )

O35.6 Maternal care for (suspected) damage to fetus by radiation

O35.7 Maternal care for (suspected) damage to fetus by other medical procedures Maternal care for (suspected) damage to fetus by:

amniocentesis
biopsy procedures
haematological investigation
intrauterine contraceptive device
intrauterine surgery

O35.8 Maternal care for other (suspected) fetal abnormality and damage

Maternal care for (suspected) damage to fetus from maternal:

listeriosis
toxoplasmosis

O35.9 Maternal care for (suspected) fetal abnormality and damage, unspecified

O36 Maternal care for other known or suspected fetal problems

Includes: the listed conditions in the fetus as a reason for observation, hospitalization or other obstetric care of the mother, or for termination of pregnancy Excludes: labour and delivery complicated by fetal stress [distress] ( O68.- ) placental transfusion syndromes ( O43.0 )

O36.0 Maternal care for rhesus isoimmunization

Anti-D [Rh] antibodies Rh incompatibility (with hydrops fetalis)

O36.1 Maternal care for other isoimmunization

ABO isoimmunization Isoimmunization NOS (with hydrops fetalis)

O36.2 Maternal care for hydrops fetalis

Hydrops fetalis:

NOS
not associated with isoimmunization

O36.3 Maternal care for signs of fetal hypoxia

O36.4 Maternal care for intrauterine death Excludes: missed abortion ( O02.1 )

O36.5 Maternal care for poor fetal growth

Maternal care for known or suspected:

light-for-dates
placental insufficiency
small-for-dates

O36.6 Maternal care for excessive fetal growth

Maternal care for known or suspected large-for-dates O36.7 Maternal care for viable fetus in abdominal pregnancy O36.8 Maternal care for other specified fetal problems O36.9 Maternal care for fetal problem, unspecified

O40 Polyhydramnios

Hydramnios

O41 Other disorders of amniotic fluid and membranes

Excludes: premature rupture of membranes ( O42.- )

O41.0 Oligohydramnios

Oligohydramnios without mention of rupture of membranes

O41.1 Infection of amniotic sac and membranes

Amnionitis Chorioamnionitis Membranitis Placentitis O41.8 Other specified disorders of amniotic fluid and membranes O41.9 Disorder of amniotic fluid and membranes, unspecified

O42

Premature rupture of membranes

O42.0 Premature rupture of membranes, onset of labour within 24 hours O42.1 Premature rupture of membranes, onset of labour after 24 hours

Excludes: with labour delayed by therapy ( O42.2 ) O42.2 Premature rupture of membranes, labour delayed by therapy O42.9 Premature rupture of membranes, unspecified

O43 Placental disorders

Excludes: maternal care for poor fetal growth due to placental insufficiency ( O36.5 ) placenta praevia ( O44.- ) premature separation of placenta [abruptio placentae] ( O45.- )

O43.0 Placental transfusion syndromes

Transfusion:

fetomaternal
maternofetal
twin-to-twin

O43.1 Malformation of placenta

Abnormal placenta NOS Circumvallate placenta O43.2 Morbidly adherent placenta+ Placenta:

accreta
increta
percreta

Use additional code, if desired, to identify any:

postpartum haemorrhage, third stage 0
retained placenta without hemorrhage 0

O43.8 Other placental disorders

Placental:

dysfunction
infarction

O43.9 Placental disorder, unspecified

O44 Placenta praevia

O44.0 Placenta praevia specified as without haemorrhage

Low implantation of placenta specified as without haemorrhage

O44.1 Placenta praevia with haemorrhage

Low implantation of placenta, NOS or with haemorrhage Placenta praevia:

marginal

partial
total

NOS or with haemorrhage Excludes: labour and delivery complicated by haemorrhage from vasa praevia ( O69.4 )

O45 Premature separation of placenta [abruptio placentae]

O45.0 Premature separation of placenta with coagulation defect

Abruptio placentae with (excessive) haemorrhage associated with:

afibrinogenaemia
disseminated intravascular coagulation
hyperfibrinolysis
hypofibrinogenaemia

O45.8 Other premature separation of placenta O45.9 Premature separation of placenta, unspecified

Abruptio placentae NOS

O46 Antepartum haemorrhage, not elsewhere classified

Excludes: haemorrhage in early pregnancy ( O20.- ) intrapartum haemorrhage NEC ( O67.- ) placenta praevia ( O44.- ) premature separation of placenta [abruptio placentae] ( O45.- )

O46.0 Antepartum haemorrhage with coagulation defect

Antepartum haemorrhage (excessive) associated with:

afibrinogenaemia
disseminated intravascular coagulation
hyperfibrinolysis
hypofibrinogenaemia

O46.8 Other antepartum haemorrhage O46.9 Antepartum haemorrhage, unspecified

O47 False labour

O47.0 False labour before 37 completed weeks of gestation O47.1 False labour at or after 37 completed weeks of gestation O47.9 False labour, unspecified

O48 Prolonged pregnancy

Post-dates Post-term Complications of labour and delivery (O60-O75)

O60 Preterm labour and delivery

Onset (spontaneous) of labour before 37 completed weeks of gestation

O60.0 Preterm spontaneous labour without delivery

Preterm labour:

induced
spontaneous

O60.1 Preterm labour with preterm delivery

Preterm labour with delivery NOS Preterm spontaneous labour with preterm delivery by caesarean section

O60.2 Preterm spontaneous labour with term delivery

Preterm spontaneous labour with term delivery by caesarean section O60.3 Preterm delivery without spontaneous labour+ Preterm delivery by:

caesarean section, without spontaneous labour
induction

O61 Failed induction of labour

O61.0 Failed medical induction of labour

Failed induction (of labour) by:

oxytocin
prostaglandins

O61.1 Failed instrumental induction of labour

Failed induction (of labour):

mechanical
surgical

O61.8 Other failed induction of labour O61.9 Failed induction of labour, unspecified

O62 Abnormalities of forces of labour

O62.0 Primary inadequate contractions

Failure of cervical dilatation Primary hypotonic uterine dysfunction Uterine inertia during latent phase of labour

O62.1 Secondary uterine inertia

Arrested active phase of labour Secondary hypotonic uterine dysfunction

O62.2 Other uterine inertia

Atony of uterus Desultory labour Hypotonic uterine dysfunction NOS Irregular labour Poor contractions Uterine inertia NOS

O62.3 Precipitate labour

O62.4 Hypertonic, incoordinate, and prolonged uterine contractions Contraction ring dystocia Dyscoordinate labour Hour-glass contraction of uterus Hypertonic uterine dysfunction Incoordinate uterine action Tetanic contractions Uterine dystocia NOS Excludes: dystocia (fetal)(maternal) NOS ( O66.9 ) O62.8 Other abnormalities of forces of labour O62.9 Abnormality of forces of labour, unspecified

O63 Long labour

O63.0 Prolonged first stage (of labour) O63.1 Prolonged second stage (of labour)

O63.2 Delayed delivery of second twin, triplet, etc. O63.9 Long labour, unspecified Prolonged labour NOS

O64 Obstructed labour due to malposition and malpresentation of fetus

O64.0 Obstructed labour due to incomplete rotation of fetal head

Deep transverse arrest Obstructed labour due to persistent (position):

occipitoiliac
occipitoposterior
occipitosacral
occipitotransverse

O64.1 Obstructed labour due to breech presentation O64.2 Obstructed labour due to face presentation

Obstructed labour due to chin presentation

O64.3 Obstructed labour due to brow presentation O64.4 Obstructed labour due to shoulder presentation

Prolapsed arm Excludes: impacted shoulders ( O66.0 ) shoulder dystocia ( O66.0 ) O64.5 Obstructed labour due to compound presentation O64.8 Obstructed labour due to other malposition and malpresentation O64.9 Obstructed labour due to malposition and malpresentation, unspecified

O65

Obstructed labour due to maternal pelvic abnormality

O65.0 Obstructed labour due to deformed pelvis O65.1 Obstructed labour due to generally contracted pelvis O65.2 Obstructed labour due to pelvic inlet contraction O65.3 Obstructed labour due to pelvic outlet and mid-cavity contraction O65.4 Obstructed labour due to fetopelvic disproportion, unspecified Excludes: dystocia due to abnormality of fetus ( O66.2-O66.3 )

O65.5 Obstructed labour due to abnormality of maternal pelvic organs

Obstructed labour due to conditions listed in O34.- O65.8 Obstructed labour due to other maternal pelvic abnormalities O65.9 Obstructed labour due to maternal pelvic abnormality, unspecified

O66 Other obstructed labour

O66.0 Obstructed labour due to shoulder dystocia

Impacted shoulders O66.1 Obstructed labour due to locked twins O66.2 Obstructed labour due to unusually large fetus O66.3 Obstructed labour due to other abnormalities of fetus Dystocia due to:

conjoined twins
fetal:
- ascites
- hydrops
- meningomyelocele
- sacral teratoma
- tumour
hydrocephalic fetus

O66.4 Failed trial of labour, unspecified

Failed trial of labour with subsequent delivery by caesarean section

O66.5 Failed application of vacuum extractor and forceps, unspecified

Failed application of ventouse or forceps, with subsequent delivery by forceps or caesarean section respectively

O66.8 Other specified obstructed labour O66.9 Obstructed labour, unspecified

Dystocia:

NOS
fetal NOS
maternal NOS

O67

Labour and delivery complicated by intrapartum haemorrhage, not elsewhere classified

Excludes: antepartum haemorrhage NEC ( O46.- ) placenta praevia ( O44.- ) postpartum haemorrhage ( O72.- ) premature separation of placenta [abruptio placentae] ( O45.- )

O67.0 Intrapartum haemorrhage with coagulation defect

Intrapartum haemorrhage (excessive) associated with:

afibrinogenaemia
disseminated intravascular coagulation
hyperfibrinolysis
hypofibrinogenaemia

O67.8 Other intrapartum haemorrhage

Excessive intrapartum haemorrhage O67.9 Intrapartum haemorrhage, unspecified

O68 Labour and delivery complicated by fetal stress [distress]

Includes: fetal distress in labour or delivery due to drug administration

O68.0 Labour and delivery complicated by fetal heart rate anomaly

Fetal:

bradycardia
heart rate irregularity
tachycardia

Excludes: with meconium in amniotic fluid ( O68.2 )

O68.1 Labour and delivery complicated by meconium in amniotic fluid

Excludes: with fetal heart rate anomaly ( O68.2 )

O68.2 Labour and delivery complicated by fetal heart rate anomaly with meconium in amniotic fluid

O68.3 Labour and delivery complicated by biochemical evidence of fetal stress Abnormal fetal:

acidaemia
acid-base balance

O68.8 Labour and delivery complicated by other evidence of fetal stress

Evidence of fetal distress:

electrocardiographic
ultrasonic

O68.9 Labour and delivery complicated by fetal stress, unspecified

O69

Labour and delivery complicated by umbilical cord complications

O69.0 Labour and delivery complicated by prolapse of cord O69.1 Labour and delivery complicated by cord around neck, with compression O69.2 Labour and delivery complicated by other cord entanglement, with compression Compression of cord NOS Entanglement of cords of twins in monoamniotic sac Knot in cord

O69.3 Labour and delivery complicated by short cord O69.4 Labour and delivery complicated by vasa praevia

Haemorrhage from vasa praevia

O69.5 Labour and delivery complicated by vascular lesion of cord

Cord:

bruising
haematoma

Thrombosis of umbilical vessels

O69.8 Labour and delivery complicated by other cord complications

Cord around neck without compression O69.9 Labour and delivery complicated by cord complication, unspecified

O70

Perineal laceration during delivery

Includes: episiotomy extended by laceration Excludes: obstetric high vaginal laceration alone ( O71.4 )

O70.0 First degree perineal laceration during delivery

Perineal laceration, rupture or tear (involving):

fourchette
labia

skin
slight
vagina
vulva

during delivery

O70.1 Second degree perineal laceration during delivery

Perineal laceration, rupture or tear as in O70.0, also involving:

pelvic floor

perineal muscles
vaginal muscles

during delivery Excludes: that involving anal sphincter ( O70.2 )

O70.2 Third degree perineal laceration during delivery

Perineal laceration, rupture or tear as in O70.1, also involving:

anal sphincter

rectovaginal septum
sphincter NOS

during delivery Excludes: that involving anal or rectal mucosa ( O70.3 )

O70.3 Fourth degree perineal laceration during delivery

Perineal laceration, rupture or tear as in O70.2, also involving:

anal mucosa
rectal mucosa

} during delivery O70.9 Perineal laceration during delivery, unspecified

O71 Other obstetric trauma

Includes: damage from instruments

O71.0 Rupture of uterus before onset of labour

O71.1 Rupture of uterus during labour Rupture of uterus not stated as occurring before onset of labour

O71.2 Postpartum inversion of uterus O71.3 Obstetric laceration of cervix

Annular detachment of cervix

O71.4 Obstetric high vaginal laceration alone

Laceration of vaginal wall without mention of perineal laceration Excludes: with perineal laceration ( O70.- )

O71.5 Other obstetric injury to pelvic organs

Obstetric injury to:

bladder
urethra

O71.6 Obstetric damage to pelvic joints and ligaments

Avulsion of inner symphyseal cartilage Damage to coccyx Traumatic separation of symphysis (pubis)

O71.7 Obstetric haematoma of pelvis

Obstetric haematoma of:

perineum
vagina
vulva

O71.8 Other specified obstetric trauma O71.9 Obstetric trauma, unspecified

obstetric

O72 Postpartum haemorrhage

Includes: haemorrhage after delivery of fetus or infant

O72.0 Third-stage haemorrhage

Haemorrhage associated with retained, trapped or adherent placenta Retained placenta NOS Use additional code, if desired, to identify any morbidly adherent placenta (O43.2)

O72.1 Other immediate postpartum haemorrhage

Haemorrhage following delivery of placenta Postpartum haemorrhage (atonic) NOS

O72.2 Delayed and secondary postpartum haemorrhage

Haemorrhage associated with retained portions of placenta or membranes Retained products of conception NOS, following delivery

O72.3 Postpartum coagulation defects

Postpartum:

afibrinogenaemia
fibrinolysis

O73 Retained placenta and membranes, without haemorrhage

O73.0 Retained placenta without haemorrhage

Use additional code, if desired, to identify any morbidly adherent placenta (O43.2)

O73.1 Retained portions of placenta and membranes, without haemorrhage

Retained products of conception following delivery, without haemorrhage

O74 Complications of anaesthesia during labour and delivery

Includes: maternal complications arising from the administration of a general or local anaesthetic, analgesic or other sedation during labour and delivery

O74.0 Aspiration pneumonitis due to anaesthesia during labour and delivery

Inhalation of stomach contents or secretions NOS Mendelson's syndrome due to anaesthesia during labour and delivery

O74.1 Other pulmonary complications of anaesthesia during labour and delivery

Pressure collapse of lung due to anaesthesia during labour and delivery

O74.2 Cardiac complications of anaesthesia during labour and delivery

Cardiac:

arrest
failure

} due to anaesthesia during labour and delivery

O74.3 Central nervous system complications of anaesthesia during labour and delivery

Cerebral anoxia due to anaesthesia during labour and delivery O74.4 Toxic reaction to local anaesthesia during labour and delivery O74.5 Spinal and epidural anaesthesia-induced headache during labour and delivery O74.6 Other complications of spinal and epidural anaesthesia during labour and delivery O74.7 Failed or difficult intubation during labour and delivery O74.8 Other complications of anaesthesia during labour and delivery O74.9 Complication of anaesthesia during labour and delivery, unspecified

O75 Other complications of labour and delivery, not elsewhere classified

Excludes: puerperal:

infection ( - )
sepsis ( O85 )

O75.0 Maternal distress during labour and delivery

O75.1 Shock during or following labour and delivery Obstetric shock

O75.2 Pyrexia during labour, not elsewhere classified

O75.3 Other infection during labour Sepsis during labour

O75.4 Other complications of obstetric surgery and procedures

Cardiac:

arrest
failure Cerebral anoxia

following caesarean or other obstetric surgery or procedures, including delivery NOS Excludes: complications of anaesthesia during labour and delivery ( O74.- ) obstetric (surgical) wound:

disruption ( 0-O90.1 )
haematoma ( 2 )
infection ( 0 )

O75.5 Delayed delivery after artificial rupture of membranes

O75.6 Delayed delivery after spontaneous or unspecified rupture of membranes Excludes: spontaneous premature rupture of membranes ( O42.- ) O75.7 Vaginal delivery following previous caesarean section O75.8 Other specified complications of labour and delivery O75.9 Complication of labour and delivery, unspecified Delivery (O80-O84) Note: For use of these categories reference should be made to mortality and the morbidity coding rules and guidelines in Volume 2.

O80

Single spontaneous delivery

Includes: cases with minimal or no assistance, with or without episiotomy delivery in a completely normal case

O80.0 Spontaneous vertex delivery O80.1 Spontaneous breech delivery O80.8 Other single spontaneous delivery

O80.9 Single spontaneous delivery, unspecified Spontaneous delivery NOS

O81

Single delivery by forceps and vacuum extractor

Excludes: failed application of vacuum extractor or forceps ( O66.5 ) O81.0 Low forceps delivery O81.1 Mid-cavity forceps delivery O81.2 Mid-cavity forceps with rotation O81.3 Other and unspecified forceps delivery O81.4 Vacuum extractor delivery Ventouse delivery

O81.5 Delivery by combination of forceps and vacuum extractor

Forceps and ventouse delivery

O82 Single delivery by caesarean section

O82.0 Delivery by elective caesarean section

Repeat caesarean section NOS O82.1 Delivery by emergency caesarean section O82.2 Delivery by caesarean hysterectomy O82.8 Other single delivery by caesarean section O82.9 Delivery by caesarean section, unspecified

O83 Other assisted single delivery

O83.0 Breech extraction

O83.1 Other assisted breech delivery Breech delivery NOS

O83.2 Other manipulation-assisted delivery

Version with extraction

O83.3 Delivery of viable fetus in abdominal pregnancy O83.4 Destructive operation for delivery

Cleidotomy Craniotomy Embryotomy to facilitate delivery

O83.8 Other specified assisted single delivery O83.9 Assisted single delivery, unspecified

Assisted delivery NOS

O84 Multiple delivery

Use additional code (O80-O83), if desired, to indicate the method of delivery of each fetus or infant. O84.0 Multiple delivery, all spontaneous O84.1 Multiple delivery, all by forceps and vacuum extractor O84.2 Multiple delivery, all by caesarean section O84.8 Other multiple delivery Multiple delivery by combination of methods O84.9 Multiple delivery, unspecified Complications predominantly related to the puerperium

(O85-O92)

Note: Categories O88.-, O91.- and O92.- include the listed conditions even if they occur during pregnancy and childbirth. Excludes: mental and behavioural disorders associated with the puerperium ( F53.- ) obstetrical tetanus ( A34 ) puerperal osteomalacia ( M83.0 )

O85

Puerperal sepsis

Puerperal:

endometritis
fever
peritonitis
sepsis

Use additional code (B95-B97), if desired, to identify infectious agent. Excludes: obstetric pyaemic and septic embolism ( O88.3 ) sepsis during labour ( O75.3 )

O86

Other puerperal infections

Use additional code (B95-B97), if desired, to identify infectious agent. Excludes: infection during labour ( O75.3 )

O86.0 Infection of obstetric surgical wound

Infected:

caesarean section wound
perineal repair

} following delivery

O86.1 Other infection of genital tract following delivery

Cervicitis Vaginitis } following delivery

O86.2 Urinary tract infection following delivery

Conditions in N10-N12, N15.-, N30.-, N34.-, N39.0 following delivery

O86.3 Other genitourinary tract infections following delivery

Puerperal genitourinary tract infection NOS

O86.4 Pyrexia of unknown origin following delivery

Puerperal:

infection NOS
pyrexia NOS

Excludes: puerperal fever ( O85 ) pyrexia during labour ( O75.2 ) O86.8 Other specified puerperal infections

O87 Venous complications in the puerperium

Includes: in labour, delivery and the puerperium Excludes: obstetric embolism ( O88.- ) venous complications in pregnancy ( O22.- )

O87.0 Superficial thrombophlebitis in the puerperium O87.1 Deep phlebothrombosis in the puerperium

Deep-vein thrombosis, postpartum Pelvic thrombophlebitis, postpartum

O87.2 Haemorrhoids in the puerperium

O87.3 Cerebral venous thrombosis in the puerperium Cerebrovenous sinus thrombosis in the puerperium

O87.8 Other venous complications in the puerperium

Genital varices in the puerperium

O87.9 Venous complication in the puerperium, unspecified

Puerperal:

phlebitis NOS
phlebopathy NOS
thrombosis NOS

O88 Obstetric embolism

Includes: pulmonary emboli in pregnancy, childbirth or the puerperium Excludes: embolism complicating abortion or ectopic or molar pregnancy ( O00-O07 , O08.2 )

O88.0 Obstetric air embolism

O88.1 Amniotic fluid embolism Anaphylactoid syndrome of pregnancy

O88.2 Obstetric blood-clot embolism

Obstetric (pulmonary) embolism NOS Puerperal (pulmonary) embolism NOS

O88.3 Obstetric pyaemic and septic embolism O88.8 Other obstetric embolism

Obstetric fat embolism

O89 Complications of anaesthesia during the puerperium

Includes: maternal complications arising from the administration of a general or local anaesthetic, analgesic or other sedation during the puerperium

O89.0 Pulmonary complications of anaesthesia during the puerperium

Aspiration pneumonitis Inhalation of stomach contents or secretions NOS Mendelson's syndrome Pressure collapse of lung due to anaesthesia during the puerperium

O89.1 Cardiac complications of anaesthesia during the puerperium

Cardiac:

arrest
failure

} due to anaesthesia during the puerperium

O89.2 Central nervous system complications of anaesthesia during the puerperium

Cerebral anoxia due to anaesthesia during the puerperium O89.3 Toxic reaction to local anaesthesia during the puerperium O89.4 Spinal and epidural anaesthesia-induced headache during the puerperium O89.5 Other complications of spinal and epidural anaesthesia during the puerperium O89.6 Failed or difficult intubation during the puerperium O89.8 Other complications of anaesthesia during the puerperium O89.9 Complication of anaesthesia during the puerperium, unspecified

O90

Complications of the puerperium, not elsewhere classified

O90.0 Disruption of caesarean section wound

O90.1 Disruption of perineal obstetric wound Disruption of wound of:

episiotomy
perineal laceration Secondary perineal tear

O90.2 Haematoma of obstetric wound O90.3 Cardiomyopathy in the puerperium

Conditions in I42.-

O90.4 Postpartum acute renal failure

Hepatorenal syndrome following labour and delivery

O90.5 Postpartum thyroiditis

O90.8 Other complications of the puerperium, not elsewhere classified Placental polyp O90.9 Complication of the puerperium, unspecified

O91 Infections of breast associated with childbirth

Includes: the listed conditions during pregnancy, the puerperium or lactation

O91.0 Infection of nipple associated with childbirth

Abscess of nipple:

gestational
puerperal

O91.1 Abscess of breast associated with childbirth

Mammary abscess Purulent mastitis Subareolar abscess gestational or puerperal

O91.2 Nonpurulent mastitis associated with childbirth

Lymphangitis of breast Mastitis:

NOS
interstitial
parenchymatous

gestational or puerperal

O92 Other disorders of breast and lactation associated with childbirth

Includes: the listed conditions during pregnancy, the puerperium or lactation

O92.0 Retracted nipple associated with childbirth

O92.1 Cracked nipple associated with childbirth Fissure of nipple, gestational or puerperal

O92.2 Other and unspecified disorders of breast associated with childbirth O92.3 Agalactia

Primary agalactia

O92.4 Hypogalactia

O92.5 Suppressed lactation Agalactia:

elective
secondary
therapeutic

O92.6 Galactorrhoea

Excludes: galactorrhoea not associated with childbirth (N64.3 )

O92.7 Other and unspecified disorders of lactation

Puerperal galactocele Other obstetric conditions, not elsewhere classified (O94-O99) Note: For use of categories O95-O97 reference should be made to the mortality coding rules and guidelines in Volume 2.

O94 Sequelae of complication of pregnancy, childbirth and the puerperium

Note: Category O94 is to be used for morbidity coding only to indicate previous episodes of conditions in categories O00-O75 and O85-O92 as the cause of sequelae, which are themselves classified elsewhere. The 'sequelae' include conditions specified as such or as late effects, or those present one year or more after the onset of the causal condition. Not to be used for chronic complications of pregnancy, childbirth and the puerperium. Code these to O00-O75 and O85-O92 . Excludes: that resulting in death ( O96 , O97 )

O95 Obstetric death of unspecified cause

Maternal death from unspecified cause occurring during pregnancy, labour and delivery, or the puerperium

O96 Death from any obstetric cause occurring more than 42 days but less than one year after delivery

Use additional code, if desired, to identify obstetric cause (direct or indirect) of death. O96.0 Death from direct obstetric cause+ O96.1 Death from indirect obstetric causes+ O96.9 Death from unspecified obstetric cause+

O97 Death from sequelae of direct obstetric causes

Death from any direct obstetric cause (direct or indirect) occurring one year or more after delivery Use additional code, if desired to identify the obstetric cause (direct or indirect). O97.0 Death from sequelae of direct obstetric cause+ O97.1 Death from sequelae of indirect obstetric cause+ O97.9 Death from sequelae of obstetric cause, unspecified+

O98 Maternal infectious and parasitic diseases

classifiable elsewhere but complicating pregnancy, childbirth and the puerperium Includes: the listed conditions when complicating the pregnant state, when aggravated by the pregnancy, or as a reason for obstetric care Use additional code (Chapter I), if desired, to identify specific condition. Excludes: asymptomatic human immunodeficiency virus [HIV] infection status ( Z21) laboratory evidence of human immunodeficiency virus [HIV] ( R75 ) obstetrical tetanus ( A34 ) puerperal:

infection ( - )
sepsis ( O85 )

when the reason for maternal care is that the disease is known or suspected to have affected the fetus ( O35-O36 )

O98.0 Tuberculosis complicating pregnancy, childbirth and the puerperium

Conditions in A15-A19

O98.1 Syphilis complicating pregnancy, childbirth and the puerperium

Conditions in A50-A53

O98.2 Gonorrhoea complicating pregnancy, childbirth and the puerperium

Conditions in A54.-

O98.3 Other infections with a predominantly sexual mode of transmission complicating pregnancy, childbirth and the puerperium

Conditions in A55-A64

O98.4 Viral hepatitis complicating pregnancy, childbirth and the puerperium

Conditions in B15-B19

O98.5 Other viral diseases complicating pregnancy, childbirth and the puerperium

Conditions in A80-B09, B25-B34

O98.6 Protozoal diseases complicating pregnancy, childbirth and the puerperium

Conditions in B50-B64 O98.7 Human immunodeficiency [HIV] disease complicating pregnancy, childbirth and the puerperium+ Conditions in B20-B24 O98.8 Other maternal infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium O98.9 Unspecified maternal infectious or parasitic disease complicating pregnancy, childbirth and the puerperium

O99 Other maternal diseases classifiable elsewhere but

complicating pregnancy, childbirth and the puerperium Note: This category includes conditions which complicate the pregnant state, are aggravated by the pregnancy or are a main reason for obstetric care and for which the Alphabetical Index does not indicate a specific rubric in Chapter XV. Use additional code, if desired, to identify specific condition. Excludes: infectious and parasitic diseases ( O98.- ) injury, poisoning and certain other consequences of external causes ( S00-T98 ) when the reason for maternal care is that the condition is known or suspected to have affected the fetus ( O35-O36 )

O99.0 Anaemia complicating pregnancy, childbirth and the puerperium

Conditions in D50-D64

O99.1 Other diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism complicating pregnancy, childbirth and the puerperium

Conditions in D65-D89 Excludes: haemorrhage with coagulation defects ( O46.0 , O67.0 , O72.3 )

O99.2 Endocrine, nutritional and metabolic diseases complicating pregnancy, childbirth and the puerperium

Conditions in E00-E90 Excludes: diabetes mellitus ( O24.- ) malnutrition ( O25 ) postpartum thyroiditis ( O90.5 )

O99.3 Mental disorders and diseases of the nervous system complicating pregnancy, childbirth and the puerperium

Conditions in F00-F99 and G00-G99 Excludes: postnatal depression ( F53.0 ) pregnancy-related peripheral neuritis ( O26.8 ) puerperal psychosis ( F53.1 )

O99.4 Diseases of the circulatory system complicating pregnancy, childbirth and the puerperium

Conditions in I00-I99 Excludes: cardiomyopathy in the puerperium ( O90.3 ) hypertensive disorders ( O10-O16 ) obstetric embolism ( O88.- ) venous complications and cerebrovenous sinus thrombosis in:

labour, childbirth and the puerperium ( - )
pregnancy ( - )

O99.5 Diseases of the respiratory system complicating pregnancy, childbirth and the puerperium

Conditions in J00-J99

O99.6 Diseases of the digestive system complicating pregnancy, childbirth and the puerperium

Conditions in K00-K93 Excludes: liver disorders in pregnancy, childbirth and the puerperium ( O26.6 )

O99.7 Diseases of the skin and subcutaneous tissue complicating pregnancy, childbirth and the puerperium

Conditions in L00-L99 Excludes: herpes gestationis ( O26.4 )

O99.8 Other specified diseases and conditions complicating pregnancy, childbirth and the puerperium

Combination of conditions classifiable to O99.0-O99.7 Conditions in C00-D48, H00-H95, M00-M99, N00-N99, and Q00-Q99 Excludes: genitourinary infections in pregnancy ( O23.- ) infection of genitourinary tract following delivery ( O86.0-O86.3 ) maternal care for known or suspected abnormality of maternal pelvic organs ( O34.- ) postpartum acute renal failure ( O90.4 ) postpartum nephritis (O90.8)