<<Disclaimer: Verify this information before applying it to your situation.>> Listmembers: I was wondering how many of you are aware that you have an IGA deficiency? I have one discovered a long time ago and I tested negative on all my tests. Yet, I cannot ingest gluten. I was told from an immunologist at Mt. Sinai Hosp in NYC that this possibly was a cause of the celiac condition. Any thoughts on this? Anyone else have this problem too? Rosalie NJ USA Miracles Do Happen!