ICD-11 classes
20 Developmental anomalies
Multiple developmental anomalies or syndromes
LD2A — Malformative disorders of sex development
LD56 — Chimaera 46, XX, 46, XY
ICD-11 LD56 — Chimaera 46, XX, 46, XY
A disease caused by XX and XY embryonic fusion or two distinct loss event of a sex chromosome from a XXY embryo early in development. This results in a subset of cells in the body having a XX karyotype, while other cells demonstrate a XY karyotype. This disease may present with abnormal genital development.
The diagnosis includes nothing.
The diagnosis excludes nothing.
Diagnosis with code LD56 contains 4 clarifying diagnoses:
- LD56.0 — Androgenetic chimaera
- LD56.1 — Gynogenetic chimaera
- LD56.Y — Other specified chimaera 46, XX, 46, XY
- LD56.Z — Chimaera 46, XX, 46, XY, unspecified
The diagnosis is coded elsewhere:
- Sex chromosome anomalies #23701
- Chimaera 46, XX, 46, XY #23726