Systemic lupus erythematosus, polymyositis, and progressive systemic sclerosis (scleroderma).
D000328:Adult; D001168:Arthritis / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000150:complications / Q000175:diagnosis* / Q000188:drug therapy; D008297:Male; D008947:Mixed Connective Tissue Disease / Q000175:diagnosis; D009220:Myositis / Q000150:complications / Q000175:diagnosis* / Q000188:drug therapy; D011247:Pregnancy; D012595:Scleroderma, Systemic / Q000150:complications / Q000175:diagnosis* / Q000188:drug therapy