Allergy skin tests are preferred but sometimes we perform blood tests to diagnose allergies. Patients are usually sent to Labcorp or Quest and there is no need to fast. We look for the amount of IgE antibodies in the blood to diagnose allergy.
Allergy skin tests are preferred but sometimes we perform blood tests to diagnose allergies. Patients are usually sent to Labcorp or Quest and there is no need to fast. We look for the amount of IgE antibodies in the blood to diagnose allergy.