Question

A 10-year-old boy is brought in with headache, neck stiffness, and photophobia. On examination, Kernig's sign is positive. Which investigation should be performed urgently to confirm the diagnosis of bacterial meningitis?

Accepted Answer

Lumbar puncture with CSF analysis

Answer

CT head scan

Answer

Throat swab culture

Answer

Cranial ultrasound

Answer

MRI brain

Practice question

A 10-year-old boy is brought in with headache, neck stiffness, and photophobia. On examination, Kernig's sign is positive. Which investigation should be performed urgently to confirm the diagnosis of bacterial meningitis?