My fathersuffers from rashes that appear on his skin in all seasons ,it cannot be an allergy,what it can be?

dvman56 asked:assoon ashetakes corticosteroids hegets better butitisfollowed byhigh temperature . rashes always come along withterribleitch. hisblood sample shows noinfection . heis55 years ofage andhavehada bypass surgery two years ago. even internalists havenotbeenable[...]