LB45.2

ICD-11 MMS 2026-01

Developmental ovarian cyst

Description

A condition in which an individual is born with a benign, functional cyst, or cysts, on one or more ovaries which result from enlargement of otherwise normal follicles during third trimester or early neonatal period.

Index terms

  • Developmental ovarian cyst
  • Congenital ovarian cyst
  • Developmental ovarian cyst, single
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  • Developmental ovarian cyst, multiple

Exclusions from above levels

  • LD2A – Disorders of sex development leading to sexual ambiguity
  • http://id.who.int/icd/entity/733825440 – Inborn errors of metabolism

Sibling codes

  • LB45.0 – Congenital absence of ovary
  • LB45.1 – 46,XX gonadal dysgenesis
  • LB45.3 – Congenital torsion of ovary
  • LB45.4 – Accessory ovary
  • LB45.5 – Congenital absence of fallopian tube
  • LB45.6 – Atresia of fallopian tube
  • LB45.7 – Accessory fallopian tube
  • LB45.8 – Embryonic cyst of fallopian tube
  • LB45.9 – Embryonic cyst of broad ligament
  • LB45.Y – Other specified structural developmental anomalies of ovaries, fallopian tubes or broad ligaments
  • LB45.Z – Structural developmental anomalies of ovaries, fallopian tubes or broad ligaments, unspecified

Foundation entity

Developmental ovarian cyst – http://id.who.int/icd/entity/2016712845

Allowed postcoordination axes

Part of: LB45: Structural developmental anomalies of ovaries, fallopian tubes or broad ligaments › 20: Developmental anomalies