Food Challenges- What Are They, and Why is it So Hard to Get One?
With the awareness of food allergies increasing, there is expanded interest in the various methods of diagnosing food allergy. Of course, the skin test vs. blood test debate is ongoing. (I have more trust in the skin test, in case you're wondering.) There are also plenty of proponents of what I call "weird science". These are unproven methods that might make someone feel like they're getting an answer (and are certainly enriching the practitioner), but do very little to diagnose actual food hypersensitivity and, more often than not, lead to unnecessarily restrictive diets. However, there's decidedly less discussion about what is considered the most definitive way to diagnose food allergy- the oral food challenge. A food challenge is a test that involves giving a patient incrementally larger doses of a specific food by mouth over a period of time, all the while monitoring the patient for signs and symptoms of an allergic reaction. Because the risk of an acute