ICD-11 classes
20 Developmental anomalies
Chromosomal anomalies, excluding gene mutations
LD41 — Duplications of the autosomes
LD41.H — Duplications of chromosome 18
LD41.H1 — Duplications of the short arm of chromosome 18

ICD-11 LD41.H1 — Duplications of the short arm of chromosome 18

The diagnosis has no description.

The diagnosis includes nothing.

The diagnosis excludes nothing.

It has no clarifying diagnoses.