A 55-year-old man on ICU develops sudden onset of severe headache, neck stiffness, and photophobia. He had a coiled cerebral aneurysm 2 weeks ago. CT ...

Question

A 55-year-old man on ICU develops sudden onset of severe headache, neck stiffness, and photophobia. He had a coiled cerebral aneurysm 2 weeks ago. CT head is normal. LP shows: xanthochromia positive, RBC count elevated but declining across tubes, WCC 150 (lymphocyte predominance), protein 1.2 g/L, glucose 2.0 mmol/L (serum 6.0 mmol/L). What is the most likely diagnosis?

Accepted Answer

Aseptic (chemical) meningitis secondary to the recent subarachnoid haemorrhage

Answer

Re-rupture of the aneurysm

Answer

Bacterial meningitis

Answer

Viral meningitis

Answer

Normal post-procedure findings

uk-fficm MCQ (SBA): Aseptic Meningitis Post-SAH