SPOAN syndrome

MeSH: C563702ORPHA: 320406

Overview

gene (11q13.1), encoding kinesin light chain 2.

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 SPOAN syndrome, sourced from HPO and Orphanet clinical annotations.

Optic atrophyMultiple joint contracturesDistal amyotrophyOptic disc pallorHyperhidrosisDysarthriaGait disturbancePes cavusImpaired vibration sensation in the lower limbsDelayed gross motor developmentExaggerated startle responseHyporeflexia of lower limbsScoliosisDecreased number of peripheral myelinated nerve fibersPeripheral axonal neuropathyProgressive spastic paraplegiaProximal hyperreflexiaDistal lower limb amyotrophyNystagmusAbnormality of extrapyramidal motor function

Classification & Codes

MeSH Code

C563702

Orphanet Code

ORPHA:320406
SPOAN syndrome
MeSHC563702
OrphanetORPHA:320406
Treatments0 drug(s)
Symptoms on record20 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO