Does food sensitivity testing for IgG subclasses help guide your management of food allergy?
2 Answers
Mednet Member
Allergy & Immunology · Nationwide Childrens Hospital
No, it absolutely does not. For clinical concerns about an IgE mediated event, the food specific IgE testing is what we reach for. For other adverse food reactions including intolerances or sensitivities, food IgG or subclass testing doesn't correlate with symptoms either. The presence of food speci...
Mednet Member
Allergy & Immunology · University of Arizona College of Medicine
Agree with Dr. @Dr. First Last above. Recent review: Wong et al., PMID 33493642.