Brief Loss Of Consciousness in Surgery — 19yo Man | Neurosurgery | SMLE Q#17165
SMLE Question #17165
Surgery
Neurosurgery
Objective: OBJ-310
Last updated: February 2026
A 19-year-old man is brought to the emergency department after being struck in the right temple during a soccer match with brief loss of consciousness. He initially becomes fully oriented. One hour later, he develops a severe headache, repeated vomiting, progressive confusion, and decreased arousal. Examination shows a dilated, nonreactive right pupil and left-sided weakness. Noncontrast head CT shows an extra-axial hyperdense collection in the right temporal region with midline shift. What is the most likely diagnosis?
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