ICD-11 classes
20 Developmental anomalies
Chromosomal anomalies, excluding gene mutations
LD40 — Complete trisomies of the autosomes
LD40.2 — Complete trisomy 18
ICD-11 LD40.2 — Complete trisomy 18
Trisomy 18 is a chromosomal abnormality associated with the presence of an extra chromosome 18 and characterised by growth delay, dolichocephaly, a characteristic facies, limb anomalies and visceral malformations.
The diagnosis includes nothing.
The diagnosis excludes nothing.
It has no clarifying diagnoses.
The diagnosis is coded elsewhere: