A patient has a high level of mast cell activity, dilation of blood vessels, and acute drop in blood pressure. Which condition is most consistent with these symptoms?
A) an autoimmune disease
B) a typical skin allergy (contact dermatitis) that can be treated by antihistamines
C) an organ transplant, such as a skin graft
D) anaphylactic shock immediately following exposure to an allergen

Question

Quizplus · Accepted Answer

The symptoms described are characteristic of anaphylactic shock, a severe allergic reaction that involves a sudden drop in blood pressure, dilation of blood vessels, and increased mast cell activity, leading to the release of large amounts of histamine and other chemicals into the bloodstream.

A Patient Has a High Level of Mast Cell Activity