I can play the harmonica with my nose, make a penny come out of a child's ear - or any other orifice for that matter - and given the right circumstances can bring two women to simultaneous ecstasy.
Do a full physical. Recheck his blood for HIV, hep C, malaria, schistosomiasis, and T strain A. baumannii just to make sure the VA's dotted their I's. And find out every hospital and clinic he's ever visited, every city he's ever lived in, and... whether he's ever been on TV.
[while urine is spilling onto the floor out of a bag attached to House's leg] It's a urine catheter collection bag with a rip in it, what the hell does it look like?