For Each of the Clinical Scenarios in Questions , Choose

question 6

Multiple Choice

For each of the clinical scenarios in questions , choose the hypersensitivity type (A-D) that best matches the associated immunologic disease.
(Answers may be used more than once.)
-A 23-year-old medical student is taken to the emergency department because of diffuse facial erythema (redness) , tightness of the chest, and difficulty breathing. He reports that the symptoms began shortly after he ate a shellfish dinner at a nearby Thai restaurant. On physical examination, he appears to be in acute distress with elevated heart rate and respiratory rate and a dangerously low blood pressure. He is treated with epinephrine.

• A)Type I hypersensitivity
• B)Type II hypersensitivity
• C)Type III hypersensitivity
• D)Type IV hypersensitivity

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