A 40-year-old female complains of persistent headache. CT scan shows hyperdense material in the subarachnoid spaces. What is the diagnosis?

Options

1. Subarachnoid hemorrhage
2. Epidural hemorrhage
3. Subdural hemorrhage
4. Intraparenchymal hemorrhage

Correct Answer

Subarachnoid hemorrhage

Explanation

Subarachnoid hemorrhage (SAH) appears as hyperdense material in the subarachnoid spaces, sulci, and basal cisterns on non-contrast CT. Common causes include ruptured aneurysms and trauma.

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