Stand in the corner of the elevator, facing the corner.
Use a cell phone, and try to talk softly, but urgently to a doctor about this weird rash you have.
“Is it contagious. Is it flesh eating? My friend might have the same thing, but we haven’t touched. We just sat by each other at dinner a few nights ago…Really white and pussie…Ya, it smells a little… Yes, it seems to be spreading. Yesterday, it was on my forearm, and now my wife says I have a little on my left butt cheek.”