A 46-year-old male is brought to the hospital because of sudden-onset headache associated with nausea and vomiting for 30 minutes ago. He has a history of polycystic kidney disease. He is alert and oriented to person, place, and time. Her temperature is 38.2°C (100.8°F), pulse is 89/min, respirations are 19/min, and blood pressure is 150/90 mm Hg. Cardiopulmonary examination shows no abnormalities. Cranial nerves II-XII are intact. She has no focal motor or sensory deficits. She flexes her hips and knees when her neck is flexed while lying in a supine position. Which of the following is the most likely diagnosis?

Question

Quizplus · Accepted Answer

Eductional Objective: Intracranial berry aneurysms of the circle of Willis are often seen in patients with ADPKD; when ruptured, they cause subarachnoid hemorrhage that presents with sudden onset of "thunderclap headache".

A 46-Year-Old Male Is Brought to the Hospital Because of Sudden-Onset