The underlying mechanism of<unk>  is conjectured to be complement-mediated damage of the microscopic vessels with muscle atrophy and lymphocytic inflammation secondary to tissue ischemia. On microscopy, both B-cell and T-cell infiltrate are seen.
Dermatomyositis pathophysiology
Sjögren's syndrome pathophysiology
Scleroderma pathophysiology
Polymyositis and dermatomyositis pathophysiology
Polymyalgia rheumatica pathophysiology
Multiple sclerosis pathophysiology
Adrenoleukodystrophy pathophysiology
Dermatomyositis laboratory findings