The Master Surgeon | Free Multiple Choice Questions (MCQs)

QUESTION NO

205

A 52 years old female presents to Accident and Emergency with a 2-hour history of sudden onset thunderclap headache. She has also been vomiting. She has no past medical history of note and is not on any medication. A CT head was performed which was unremarkable. The consultant would like to rule out a subarachnoid haemorrhage and has asked for a lumbar puncture to be performed. When should this be done?

Please select one of the following:

1 hour after the onset of the headache
5 hours after the onset of the headache
12 hours after the onset of the headache
24 hours after the onset of the headache
36 hours after the onset of the headache

Question By Dr Ley Taing Chan MBBS, BA.