A Patient Tells the Nurse That He Had a Tuberculin

A patient tells the nurse that he had a tuberculin test several months ago,and the site of injection became very red and inflamed.How should the nurse interpret this information?

A) This Arthus reaction is common with tuberculin tests.
B) This type IV hypersensitivity response indicates the tuberculin test was positive.
C) Since this type II hypersensitivity response occurred,the patient should never have another tuberculin test.
D) The patient will require chest x-ray confirmation of this type I hypersensitivity response.