maternal uniparental disomy of chromosome 1

ORPHA: 251009

Overview

human disease

Available Treatments (0)

No treatments linked yet

Clinical trials or compassionate use may be available — consult a specialist.

Clinical Presentation

Signs and symptoms associated with maternal uniparental disomy of chromosome 1, sourced from HPO and Orphanet clinical annotations.

Smooth philtrumHearing impairmentCataractNystagmusAutismSingle transverse palmar creaseSeizureAtaxiaNeonatal hypotoniaDelayed closure of the anterior fontanelleFailure to thriveGrowth delayPancytopeniaTalipesGastroesophageal refluxVentriculomegalyProgressive spasticityHepatomegalyDownturned corners of mouthRecurrent infectionsAbnormal limb bone morphologyPanhypogammaglobulinemiaShort statureProgressive psychomotor deteriorationAbnormal blistering of the skinUplifted earlobeEpiphyseal stipplingFeeding difficultiesType I diabetes mellitus

Classification & Codes

Orphanet Code

ORPHA:251009
maternal uniparental disomy of chromosome 1
OrphanetORPHA:251009
Treatments0 drug(s)
Symptoms on record29 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO