Question

A 30-year-old woman presents with a sudden 'thunderclap' headache reaching peak intensity within seconds, accompanied by neck stiffness but no focal deficits. What is the most appropriate initial investigation?

Accepted Answer

Non-contrast CT head

Answer

MRI head

Answer

Lumbar puncture

Answer

CT angiography

Answer

Erythrocyte sedimentation rate measurement

Practice question

A 30-year-old woman presents with a sudden 'thunderclap' headache reaching peak intensity within seconds, accompanied by neck stiffness but no focal deficits. What is the most appropriate initial investigation?