AND THE ANSWERS ARE . . .
- Skin manifestations are present in a minority of cases of anaphylaxis.
False- Upper airways obstruction is a major cause of mortality in anaphylaxis
True- Asthma is a very unusual manifestation in anaphylaxis
False- The serum tryptase level is frequently increased at 4 hours after onset of an anaphylactic episode
True- The plasma histamine level is frequently increased at 4 hours after onset of an anaphylactic episode
False