As Mrs. D says, stomach issues are not always a partof gluten intolerance. Some people have no symptoms at all and are found intolerant from some other testing. Some only have neuro symptoms.
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Another very useful site is
http://sites.google.com/site/jccglutenfree/ Cara has put together a wonderful website for us to use.
I have double DQ1 genes, so many say I can't be celiac, although my doctors say I am, and I know I am, without a doubt. I had terrible stomach issues and my neuropathy began before I went gluten free 10 yrs ago.