6q16 deletion syndrome

ORPHA: 171829

Overview

Deletion 6q16 syndrome is a Prader-Willi like syndrome characterized by obesity, hyperphagia, hypotonia, small hands and feet, eye/vision anomalies, and global 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 6q16 deletion syndrome, sourced from HPO and Orphanet clinical annotations.

Delayed speech and language developmentGlobal developmental delayObesityAbnormal facial shapeMacrocephalyFull cheeksNarrow foreheadStrabismusUpslanted palpebral fissureNeonatal hypotoniaSpecific learning disabilityPoor suckPolyphagiaAlmond-shaped palpebral fissureAbnormal temper tantrumsRetrognathiaBroad foreheadMicrognathiaLow-set earsBulbous noseAnteverted naresAbnormality of the eyeThick eyebrowAutistic behaviorAbnormal thorax morphologyTapered fingerLong footBroad-based gaitIncoordinationDepressed nasal bridgeMicrotiaAbnormal ear morphology

Classification & Codes

Orphanet Code

ORPHA:171829
6q16 deletion syndrome
OrphanetORPHA:171829
Treatments0 drug(s)
Symptoms on record32 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO