See a healthcare professional before testing
Keep eating gluten until testing is complete
Ask about celiac disease blood tests
Ask about total IgA testing
Ask about genetic testing for HLA-DQ2 and HLA-DQ8
Ask whether an endoscopy with small-bowel biopsy is needed
Ask about testing for wheat allergy
Track symptoms with a food and symptom diary
Do a supervised gluten elimination and reintroduction if advised
Do not start a gluten-free diet before medical testing
Seek urgent care for severe symptoms, weight loss, blood in stool, or dehydration