20Developmental anomalies
Chromosomal anomalies, excluding gene mutations
LD44Deletions of the autosomes
LD44.1Deletions of chromosome 1
LD44.11
category
Deletions of the short arm of chromosome 1
Also indexed as
1p21.3 deletion 1p21.3 microdeletion syndrome 1p36 deletion 1p36 deletion syndrome Deletions of the short arm of chromosome 1 Distal deletions of the short arm of chromosome 1 Medial deletions of the short arm of chromosome 1 Proximal deletions of the short arm of chromosome 1
Nearby in Deletions of chromosome 1
International Classification of Diseases, Eleventh Revision (ICD-11), World Health Organization (WHO) 2019/2021, https://icd.who.int/browse11. Licensed under Creative Commons Attribution-NoDerivatives 3.0 IGO (CC BY-ND 3.0 IGO).
Release 2026-01.
View this entity in the official WHO ICD-11 browser .
This page reproduces WHO classification content for reference. It is not
medical advice and must not be used to diagnose or treat. For coding
decisions, consult the official release and your national coding guidelines.
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