immune-mediated necrotizing myopathy

ORPHA: 206569

Overview

human muscle disease

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 immune-mediated necrotizing myopathy, sourced from HPO and Orphanet clinical annotations.

MyopathyElevated circulating creatine kinase concentrationEMG: myopathic abnormalitiesMuscle fiber necrosisAutoimmune antibody positivityFatiguable weakness of proximal limb musclesDysphagiaSkeletal muscle atrophyMyalgiaProximal lower limb muscle weaknessAnti-3-hydroxy- 3-methylglutaryl-coA reductase antibody positivityAnti-signal recognition particle antibody positivityMyositisPalpitationsNeoplasmAxial muscle weaknessScapular wingingAbnormal pulmonary interstitial morphologyMyocarditisChest painSkin rashCongestive heart failureArthralgiaRaynaud phenomenon

Classification & Codes

Orphanet Code

ORPHA:206569
immune-mediated necrotizing myopathy
OrphanetORPHA:206569
Treatments0 drug(s)
Symptoms on record24 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO