spinocerebellar ataxia type 4

ORPHA: 98765

Contents

1. Overview
2. Available Treatments
3. Clinical Presentation
4. Classification & Codes

Overview

Spinocerebellar ataxia type 4 (SCA4) is a very rare progressive and untreatable subtype of type I autosomal dominant cerebellar ataxia (ADCA type I; see this term) characterized by ataxia with sensory neuropathy

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 spinocerebellar ataxia type 4, sourced from HPO and Orphanet clinical annotations.

Impaired vibratory sensationAbsent Achilles reflexImpaired tactile sensationImpaired proprioceptionAtaxiaDysarthriaGait disturbanceMotor deteriorationAreflexiaSensory axonal neuropathyMotor axonal neuropathyPeripheral neuropathy

Classification & Codes

Orphanet Code

ORPHA:98765

spinocerebellar ataxia type 4

Orphanet	`ORPHA:98765`
Treatments	0 drug(s)
Symptoms on record	12 signs
Status	published

Factual Authority

Last Updated3/20/2026

Clinical DataHPO · Orphanet

Drug DataFDA · EMA · CDSCO