5q14.3 microdeletion syndrome

ORPHA: 228384

Overview

The newly described 5q14.3 microdeletion syndrome includes severe intellectual deficit with no speech, stereotypic movements and epilepsy.

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 5q14.3 microdeletion syndrome, sourced from HPO and Orphanet clinical annotations.

Open mouthShort philtrumBroad foreheadHigh foreheadAnteverted naresStrabismusDeeply set eyeThick eyebrowUpslanted palpebral fissureOptic nerve hypoplasiaAutistic behaviorMotor stereotypyDelayed speech and language developmentSeizureHypotoniaToe syndactylyHypoplasia of the corpus callosumVentriculomegalyAgenesis of cerebellar vermisShort noseFrontal cortical atrophySevere intellectual disabilityFeeding difficultiesAbnormal nervous system morphology

Classification & Codes

Orphanet Code

ORPHA:228384
5q14.3 microdeletion syndrome
OrphanetORPHA:228384
Treatments0 drug(s)
Symptoms on record24 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO