However, they could have put him in twilight sleep, they inject it in a vein, which does not require keeping his airway open to knock him out. This is what gastroenterologists do for the colonoscopy
exam. Twilight sleep makes a person feel wonderful, takes away all fear, sometimes all memory, of whatever procedure is going on. I would ask for that. Because I think he SHOULD be operated on, and apparently only a CAT scan is going to reveal enough evidence for that.