Presentation
Sudden onset of severe headache with neck stiffness following exercise. No reduced consciousness.
Patient Data
Age: 18 years
Gender: Male
Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.
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Info
Subarachnoid hemorrhage predominately in the interpeduncular and ambient cisterns extending down into the pre-pontine and perimedullary cisterns especially on the right. No blood above the tentorium. CTA is normal without berry aneurysm or other vascular anomaly.
Case Discussion
An important diagnosis as associated with an excellent prognosis. Bleeding thought to be of venous origin from the extensive perimesenchephlic venous plexus.
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