system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 35-year-old previously healthy woman complains of a severe, excruciating headache and then has a transient loss of consciousness. There are no focal neurologic findings. The next step in evaluation is:
assistant
The correct answer is  Ans. A. CT scan without contrasta. An excruciating headache with syncope requires evaluation for subarachnoid hemorrhage.b. Visualized on a non-contrast CT scan.