We studied the pathogenesis of hypertension in two patients with hepatitis-B surface antigen-positive systemic necrotizing vasculitis. Both presented with hypertension, hypokalemia, and renal potassium wasting. Plasma renin activity and urinary aldosterone levels were markedly elevated. Renal
A case of Sweet's syndrome treated with potassium iodide is hereby described. The patient responded well a few days after the initiation of therapy, but the evolution was complicated with a severe clinical deterioration two weeks later. Systemic vasculitis was diagnosed on the basis of significant