question: Q:A 43-year-old man with HIV comes to the physician because of fever and night sweats over the past 15 days. During this period, he has also had headaches and generalized weakness. He has no cough or shortness of breath. He has hypertension controlled with lisinopril and is currently receiving triple antiretroviral therapy. He has smoked one pack of cigarettes daily for the past 15 years and drinks one to two beers on weekends. He is a known user of intravenous illicit drugs. His temperature is 39°C (102°F), pulse is 115/min, respirations are 15/min, and blood pressure is 130/80 mm Hg. Examination shows several track marks on the forearms. The lungs are clear to auscultation. A holosystolic murmur that increases on inspiration is heard along the left sternal border. The remainder of the physical examination shows no abnormalities. Laboratory studies show a leukocyte count of 12,800/mm3 and an erythrocyte sedimentation rate of 52 mm/h. His CD4+ T-lymphocyte count is 450/mm3 (normal ≥ 500). Which of the following is the most likely sequela of the condition?? 
  {'A': 'Pulmonary embolism', 'B': 'Painful nodules on pads of the fingers', 'C': 'Hemorrhages underneath fingernails', 'D': 'Hematuria', 'E': 'Retinal hemorrhages'},