Adrenal insufficiency, though rare, is a well-known complication of acquired immunodeficiency syndrome (AIDS). Over the past 9 years at the National Taiwan University Hospital, 4 patients were diagnosed with primary adrenal insufficiency among 854 non-hemophiliac patients with human immunodeficiency virus infection, with an incidence of 0.19 per 100 patient-years (95% confidence interval, 0.17-...