Jason constantly thinks about the possibility of contracting a flesh eating bacteria from fleas. He knows this possibility is unlikely, but he can’t stop thinking about it. To help him deal with his excessive anxiety about fleas and flesh eating bacteria, he believes that he must find the nearest bathroom, and clean his clothes inside and out with a lint roller. He will also comb each body part containing hair with a fine tooth comb. He does this whenever he sees an animal, even from a distance. It happened so often, that he had to leave his last job. What would Jason be diagnosed with: