JA23

ICD-11 MMS 2026-01

Gestational hypertension

Description

A condition affecting pregnant females, characterised by systolic blood pressure greater than 140mmHg and/or a diastolic blood pressure greater or equal to 90mmHg on two occasions, 4 hours or more apart. Can be newly diagnosed after 20 weeks gestation or before 1 week postpartum. Confirmation is by measurement of blood pressure, liver and kidney functions test, and urine test.

Coding note from above levels

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)

Index terms

  • Gestational hypertension
  • Gestational hypertension NOS
  • PIH - [pregnancy-induced hypertension]
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  • Pregnancy-induced hypertension NOS
  • gestational [pregnancy-induced] hypertension without significant proteinuria
  • hypertension induced by pregnancy
  • mild proteinuric hypertension of pregnancy

Exclusions from above levels

  • 1C14 – Obstetrical tetanus
  • 22 – Injury, poisoning or certain other consequences of external causes
  • 23 – External causes (for mortality)
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  • 5A61.0 – Postpartum necrosis of pituitary gland
  • http://id.who.int/icd/entity/882114523 – Mental or behavioural disorders associated with pregnancy, childbirth or the puerperium

Sibling codes

  • JA20 – Pre-existing hypertension complicating pregnancy, childbirth or the puerperium
  • JA21 – Pre-eclampsia superimposed on chronic hypertension
  • JA22 – Gestational oedema or proteinuria without hypertension
  • JA24 – Pre-eclampsia
  • JA25 – Eclampsia
  • JA2Z – Oedema, proteinuria, or hypertensive disorders in pregnancy, childbirth, or the puerperium, unspecified

Foundation entity

Gestational hypertension – http://id.who.int/icd/entity/2118553363

Allowed postcoordination axes

Part of: 18: Pregnancy, childbirth or the puerperium