distal trisomy 6p

ORPHA: 1745

Overview

Distal trisomy of the short arm of chromosome 6 is characterized by pre- and postnatal growth retardation, a pattern of specific facial features (mostly of the eyes), microcephaly, and developmental delay

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 distal trisomy 6p, sourced from HPO and Orphanet clinical annotations.

Narrow mouthThin vermilion borderPointed chinMicrognathiaProminent nasal bridgeShort neckAbnormal eyelash morphologyPtosisBlepharophimosisDry skinSacral dimpleGlobal developmental delayIntrauterine growth retardationFine hairAbnormality of chromosome segregationShort statureAbnormal hair quantityLow-set earsStrabismusNystagmusFrontal bossingAbnormal antitragus morphologyAplasia/Hypoplasia of the earlobesLong thoraxAbnormality of the urinary systemRenal hypoplasiaHydronephrosisCataractAbnormal lung lobationWide intermamillary distanceAplasia/Hypoplasia affecting the eyeAbnormal cardiovascular system morphologyHernia

Classification & Codes

Orphanet Code

ORPHA:1745
distal trisomy 6p
OrphanetORPHA:1745
Treatments0 drug(s)
Symptoms on record33 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO