Usher syndrome type 1

ORPHA: 231169

Overview

Usher syndrome characterized by profound congenital deafness, vestibular dysfunction and early development of retinitis pigmentosa

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 Usher syndrome type 1, sourced from HPO and Orphanet clinical annotations.

Abnormal cochlea morphologySensorineural hearing impairmentRod-cone dystrophyAbnormal electroretinogramVisual lossScotomaNyctalopiaCataractDelayed speech and language developmentMotor delayAbnormal vestibular functionGait imbalanceReduced visual acuityPeripheral visual field lossDepressionAnxiety

Classification & Codes

Orphanet Code

ORPHA:231169
Usher syndrome type 1
OrphanetORPHA:231169
Treatments0 drug(s)
Symptoms on record16 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO