Dr. Cynthia Rudert, Celiac Disease and Gluten Intolerance expert answers your questions on celiac: What is the best test to find out if you have celiac? Dr. Rudert answers: The "Gold Standard" to diagnose celiac disease is the small bowel biopsy. Celiac disease, at this point in time, requires biopsy confirmation. Small bowel biopsies are obtained endoscopically and the gastroenterologist should obtain at least 6 specimens. This requirement is already changing for children. I