Yeah, it may (likely?) have been the head injury - post traumatic amnesia is a real (not to mention scary) thing even though it's played for laughs on sitcoms.

Yeah, it may (likely?) have been the head injury - post traumatic amnesia is a real (not to mention scary) thing even though it's played for laughs on sitcoms. I recall stories of football players getting hit in the head, finishing the game, but having no recollection of the latter part of the game the next day. The rest of the symptoms are also symptoms of a head injury. Either is possible though.