[COLLAGEN DISEASES].
D003095:Collagen Diseases; D003882:Dermatomyositis; D003937:Diagnosis, Differential; D006801:Humans; D008180:Lupus Erythematosus, Systemic; D010488:Polyarteritis Nodosa; D011693:Purpura; D011696:Purpura, Thrombocytopenic; D012595:Scleroderma, Systemic
DERMATOMYOSITIS; DIAGNOSIS, DIFFERENTIAL; LUPUS ERYTHEMATOSUS, SYSTEMIC; PERIARTERITIS NODOSA; PURPURA, THROMBOPENIC; SCLERODERMA
KOLLAGEENITAUDEISTA.