BB74

ICD-11 MMS 2026-01

Aortic valvar prolapse

Description

A congenital cardiovascular malformation of the aortic valve in which part or all of one or more of the aortic valve leaflets is on the ventricular side of the plane of the inferior aspect of the attachments of the aortic valve leaflets.

Index terms

  • Aortic valvar prolapse
  • aortic valve prolapse

Exclusions from above levels

  • LA8A.2 – Congenital anomaly of aortic valve
  • http://id.who.int/icd/entity/1833285474 – Structural developmental anomalies of the circulatory system
  • http://id.who.int/icd/entity/871612151 – Acute rheumatic fever
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  • LA85.4Y – Atypical truncal valve
  • LA8A – Congenital anomaly of a ventriculo-arterial valve or adjacent regions
  • 01 – Certain infectious or parasitic diseases
  • 05 – Endocrine, nutritional or metabolic diseases
  • 18 – Complications of pregnancy, childbirth and the puerperium
  • 19 – Certain conditions originating in the perinatal period
  • 20 – Congenital malformations, deformations and chromosomal abnormalities
  • 22 – Injury, poisoning or certain other consequences of external causes

Sibling codes

  • BB70 – Aortic valve stenosis
  • BB71 – Aortic valve insufficiency
  • BB72 – Aortic valve stenosis with insufficiency
  • BB73 – Aortic valvar abscess
  • BB7Y – Other specified aortic valve disease
  • BB7Z – Aortic valve disease, unspecified

Foundation entity

Aortic valvar prolapse – http://id.who.int/icd/entity/499832858

Allowed postcoordination axes

Part of: 11: Diseases of the circulatory system