autosomal recessive limb-girdle muscular dystrophy type 2B

ORPHA: 268

Overview

autosomal recessive limb-girdle muscular dystrophy that has material basis in homozygous or compound heterozygous mutation in the gene encoding the skeletal muscle protein dysferlin (DYSF) on chromosome 2p13

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 autosomal recessive limb-girdle muscular dystrophy type 2B, sourced from HPO and Orphanet clinical annotations.

Elevated circulating creatine kinase concentrationLower limb muscle weaknessProximal lower limb muscle weaknessReduced tendon reflexesCardiomegalyRight ventricular hypertrophyPes cavusAbnormal EKGHyperlordosisDifficulty climbing stairsScapular wingingNeck flexor weaknessCalf muscle hypertrophyProximal upper limb muscle weaknessDifficulty runningComplete right bundle branch blockReduced left ventricular ejection fractionMuscular edemaDysphagiaChoreaInability to walkLimited elbow movementSpinal rigidityLimited knee flexion/extensionLimited hip movementDistal upper limb muscle weaknessTip-toe gaitBrachial plexus neuropathyPollakisuria

Classification & Codes

Orphanet Code

ORPHA:268
autosomal recessive limb-girdle muscular dystrophy type 2B
OrphanetORPHA:268
Treatments0 drug(s)
Symptoms on record29 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO