<prompt> Immediately after eating, a man develops swelling of face and lips, respiratory distress, intense pruiritis, hypotension and feeling of impending doom. The most likely diagnosis isAngioneurotic edemaAnaphylaxisMyocardial infarctionFood stuck in throat  <response>: This patient has :-Swelling of face lip can occur in both anaphylaxis or locally as angioneurotic edema.Respiratory distress can occur in both anaphylaxis or angioneurotic edema.Intense pruritis Occurs in anaphylaxis but not in angioneurotic edema.Hypotension Occurs in anaphylaxis but not in angioneurotic edema.So, the diagnosis is anaphylaxis. 