This is a good one.
Testiculation:Description of a gesture typically used by hospital consultant when holding forth on a subject of which he or she has little knowledge. Gesture is of an upturned hand with out stretched fingers pointed upward, clutching an invisible pair of testicles. HEHEHE 
Hasselhoff: Term for any patient who shows up in the emergency room with an injury for which there is a bizarre story.
Blamestorming: Apportioning of blame after a spectacular foul-up.
Agnostication: A substitute for prognostication, used to answer the question: How long have i got doc?
Hehe…good stuff
Although not specifically medical I love this one:
Assmosis: A process by which people absorb success and advancement by kissing up to the boss
Nice work. Saw your blog listed on mvblogs.