A 37-year-old man presents 4 hours after a fall with brief loss of consciousness. He has a Glasgow Coma Scale score of 15, no focal neurologic deficit...

Question

A 37-year-old man presents 4 hours after a fall with brief loss of consciousness. He has a Glasgow Coma Scale score of 15, no focal neurologic deficits, and a mild headache. He vomited twice. There is no anticoagulant use. According to the Canadian CT Head Rule, what factor in this case most strongly supports obtaining a CT head scan?

Accepted Answer

Two episodes of vomiting

Answer

Presence of mild headache

Answer

Time since injury is 4 hours

Answer

Any history of loss of consciousness

Answer

Age under 40 years

ca-mccqe1 MCQ (SBA): Minor head injury