From the experience in my family I would say inquire about one. A family member had many blood tests for a mystery illness, some of which were ambiguous for Ce

From the experience in my family I would say inquire about one. A family member had many blood tests for a mystery illness, some of which were ambiguous for Celiac. The only definitive tests were done via biopsy and visual inspection of the colon. The damage was so severe that a section of colon had to be removed.