I've heard that you have to be careful with some companies, just in the sense of contamination of their "gluten free" flours. I use Bob's red mill brand b/c they regularly test their gluten-free flours for gluten. I'm sure others can suggests brands that they feel are safe.
What brand was it that you used?
Can you describe this pain some more? I have never heard of either condition, but, recently, I noticed once in a while it hurts to take deep breaths. The pain will last for a few days and go away. I had a doctor listen to my chest and heart and they found nothing wrong and suggested just that - an inflammation in my chest wall (not sure what they were...
If you all want an to read an interesting case of appendicitis - I had my appendectamy when I was 20 and diagnosed with celiac disease when I was 23 (though no doctor ever tied the two togther and no doctor ever thought of celiac disease, even with my other symptoms; I had to ask to be tested). Anyway, the night before, my undergraduate advisor asked me...