Procainamide-induced lupus in the elderly.
The usual aids to diagnosis--such as symptoms and antinuclear antibodies--do not reliably distinguish this important entity from idiopathic SLE. Age, sex, and antibody type are often clues, but in some cases, only time and clinical course will tell.
Department of Medicine, St. John's Queens Hospital, Elmhurst, N.Y.
E
E
McDonald
C
C
Marino
D000368:Aged; D000974:Antibodies, Antinuclear / Q000097:blood; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000097:blood / Q000139:chemically induced* / Q000175:diagnosis / Q000188:drug therapy; D008297:Male; D010808:Physical Examination; D011241:Prednisone / Q000008:administration & dosage / Q000627:therapeutic use; D011342:Procainamide / Q000009:adverse effects*
D000974:Antibodies, Antinuclear; D011342:Procainamide; D011241:Prednisone