While researching Celiac (before his endoscopy) I found a book that had a chart of all the blood tests and where they lead. If gluten has been removed from the diet, a normal diet … There is currently no scientifically proven lab test to diagnose gluten sensitivity. If you are having blood tests for coeliac disease, you will need to eat some gluten so that the tests can pick up the antibodies. Hi everyone, I am being tested for celiac disease and I was told to eat a high gluten diet for 2 weeks prior to the test. It’s best to continue a normal, gluten-containing diet before being screened and diagnosed. The recommendation is to eat some gluten in more than one meal every day for at least six weeks before getting tested for coeliac disease. If a gluten-free diet has been followed for more than a few weeks, then we recommend eating at least 1 serving of gluten (1/2 slice of bread or a cracker, for example) every day for 12 weeks prior to a blood test and 2 weeks prior to a biopsy. If I remember correctly, a positive result on the TTG IgG lead to “gluten intolerant” with the next step being an endoscopy to look for celiac damage. It's important to be tested for celiac disease before trying a gluten-free diet. The doctor may first suggest having the blood test that determines whether you carry the genes associated with the disease. If a gluten free diet has already been adopted, the tests used to diagnose coeliac disease are unreliable, and can be falsely negative. A negative test here can reliably exclude celiac disease in many cases, and remove the need for a gluten challenge. An analysis of the few medical studies that have been performed on this issue indicates that between 70% and 100% of children will develop positive celiac blood test results within three months while eating gluten. If you take the tests without eating gluten, the results may not be accurate. I have not gone without gluten in my diet before, and so I am wondering if I need to actually wait two weeks or if I can just eat a bunch of gluten containing … If you stop or even reduce the amount of gluten you eat before you're tested for celiac disease, you can change the test results. It is a real and valid condition. Be sure to consult your doctor before trying a gluten-free diet. A gluten intolerance test checks for celiac disease, an autoimmune disorder that triggers an allergic reaction to gluten, a protein in wheat, rye & barley. If the blood tests and symptoms indicate celiac disease, a physician will likely suggest a biopsy of the lining of the small intestine to confirm the diagnosis. Eliminating gluten from your diet might make the results of blood tests appear normal. It is important to remain on a normal, gluten-containing diet prior to testing for celiac disease. You should eat some gluten in more than one meal every day for 6 weeks before you have the blood tests. Do not commence a gluten free diet prior to being tested for coeliac disease. Find out why you should keep eating gluten throughout the … NOTE: Starting a GF diet before diagnosis may lead to a false negative test, therefore it is important to keep eating a gluten-containing diet through the diagnostic procedures. Non-celiac gluten sensitivity (NCGS) is the medical term used to describe someone who doesn’t have celiac disease but gets sick from eating gluten. Do not change to the gluten-free diet before being tested for celiac disease. If the results of these tests indicate celiac disease, your doctor will likely order one of the following tests: Endoscopy. Celiac disease tends to run in families. If someone in your family has the condition, ask your doctor if you should be tested.