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Syndrome reference sheet
Generated 13 Oct 2026
Dermatology · Dermatology / Genodermatoses

Rothmund–Thomson syndrome

Also known as: Poikiloderma congenitale

Poikiloderma with skeletal anomalies and cancer predisposition.

Medical specialty
Dermatology
Subspecialty
Dermatology / Genodermatoses
Sex & age distribution
Male: affected; Female: affected, equal; Children: yes, rash from 3–6 months
Gene(s) involved
ANAPC1, RECQL4

Etiology & mechanism

Defective RECQL4 helicase function causing genomic instability.

Gene(s) involved (2)

ANAPC1RECQL4

Symptoms & signs (7)

cataractsosteosarcomaphotosensitivitypoikilodermashort statureskeletal anomaliessparse hair
SyndromeScope — educational reference. Content is model-generated and not clinically verified; always confirm against OMIM, Orphanet and GeneReviews before clinical use.