ICD-10 diagnosis code

O20 Haemorrhage in early pregnancy

O20 is the ICD-10 code for Haemorrhage in early pregnancy. It is a three-character category divided into 3 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block O20–O29 (Other maternal disorders predominantly related to pregnancy) in Chapter XV, Pregnancy, childbirth and the puerperium.

Code type: Category (3 characters)
Chapter: XV · O00–O99
Classification: WHO ICD-10, 2019 version

What O20 excludes

Conditions that look similar but belong under another code.

pregnancy with abortive outcome O00-O08

Subcodes of O20

O20 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

O20Blödning i tidig graviditet

DenmarkICD-10-DK

DO20Blødning tidligt i graviditeten

FinlandICD-10-FI

O20Alkuraskauden verenvuoto

GermanyICD-10-GM

O20Blutung in der Frühschwangerschaft

FranceICD-10-FR

O20Hémorragie du début de la grossesse

NetherlandsICD-10-NL

O20bloeding tijdens vroege zwangerschap

Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.

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