Dermatomyositis

Alternate Name:

Test:

ESR (H), S.CK (H), S.aldolase (H), S.LDH '(H),U.creatinine (H), U.myoglobin (+), skin and/or muscle biopsy (AB)

Sign:

Telangiectasia, erythema, oedema, V rash: on neck/chest, Gottron's sign

Dd:

Polymyalgia rheumatics, SLE, scieroderma, poly-arteritis nodosa

Phys:

Up to 50% of cases associated with underlying neoplasia