<<Disclaimer: Verify this information before applying it to your situation.>>

 I received little specific info., though all advice was unanimous: Find
another GI !

The few hard facts I received went something like this:  The incidence of CD
among the Irish does seem to be much higher, but what also seems just as
certain is that absolutely everyone can be susceptible to this disease.
 (Genetic factors play a key part.)

Thanks to all that replied,

M. Knee