If you have IgA deficiency, the Celiac blood test will be falsely negative.
Consider EnteroLab.com for stool & genetic testing...don't have to be eating gluten to do the test, as long as you've eaten it within the last 12 months.
Chronic Lyme, Bart., Gluten & Sulfite Sensitivity, Many Food/Inhalant/Medication/Chemical Allergies & Intolerances, Asthma, Gut dysmotility & non-specific inflammation, Lupus, Osteoporosis, etc.; G-Tube; TPN-dependent
Meds: Flagyl, Zofran, Essential Oils, etc.