Presentation
Sudden headache, loss of consciousness.
Patient Data
Age: 40 years
Gender: Female
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Non-contrast CT shows blood collection located in the anterior part of interhemispheric fissure, in suprasellar cystern, along falx cerebri and left tentorium cerebelli.
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CTA of the brain shows saccular aneurysm of left ACA. Other cerebral arteries is unremarkable.
Case Discussion
The patient has a rupture of a saccular ACA aneurysm complicated by subarachnoid hemorrhage. Classical clinical presentation is sudden headache often described as 'the worst I've ever had' or 'thunderclap'.
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