This 21-year-old man presented for evaluation of cardiomegaly noted on a chest roentgenogram obtained because of palpitation. He had no other symptom of heart disease and his physical examination was normal except for a moderate pectus excavatum deformity. #{176}From the Pulmonary Disease Service, Madigan Army Medical Center,Tacoma. #{176}#{176}From the Department of Surgery, Basset Army Hospital, Ft. Wain% ’right, Alaska. Reprint requests: Dr. Hunt, Box 246, Madigan Hospital, Tacoma 98431