USMLE® Step 1 style questions USMLE
USMLE® Step 2 style questions USMLE
A 50-year-old woman is brought to the emergency department after experiencing a seizure. She has no prior history of seizures or other neurological disorders and denies any recent trauma. She does not receive regular medical care. She has smoked one pack of cigarettes daily for 5 years and has a 15-year history of intravenous drug use. Her temperature is 38.9°C (102°F), pulse is 80/min, respirations are 12/min, and blood pressure is 110/70 mm Hg. An MRI of the brain shows multiple ring enhancing lesions. Which of the following is the most likely finding in this patient?