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Dna Testing


Discovery

DNA testing  

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Discovery Rookie

I have gone to a lot of doctors and on my own have discovered excluding gluten from my diet has radically changed all of Celiac symptoms. I've read that I would have to go back on gluten in order to take a lab test. That's crazy. I wouldn't do that! I liken that to telling a child it's okay to play on the freeway. It's not my fault the medical community doesn't have a good test. How come they are able to test hair for drugs, etc., but can't do something that simple for gluten?

Okay, here is my main question. I understand that DNA testing does not confirm Celiac only "rules it out." That's okay with me. I watched my father go through (never diagnosed) ALL of my same symptoms and then die of colon cancer. :( Incredibly sad. I am 60 years old and JUST discovered on my own what has been going on in my body forever.

I see so many chats that unable to get positive blood tests or endoscopy findings.:( I understand this can happen no matter what level of gluten protein is in my blood....pardon the expression, but it's a crap shoot.

I'd like to know how to get DNA testing...is it expensive? Thank you.

Discovery in La Crescenta, CA


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justanotherday Newbie

I had my DNA testing done through Enterolab. I'd suggest going to their website, www.enterolab.com, and checking into it to see if it's what you're intersted in. You can also have stool testing done there which is another option.

The gene testing through Enterolab costs $149.

Good luck! And by the way, I'm glad to hear that you're feeling better on the gluten-free diet. Me, too! :)

HAK1031 Enthusiast

My GI ordered gene testing through a regular lab for me because I was in the same situation as you- my initial bloodwork was negative, but I wasn't about to go back on gluten for an endoscopy. It turns out I do have the common allele for celiac, and that combined with my symptoms, he says, is enough for a diagnosis.

The only problem is that insurance is refusing to cover it, and it's a $500+ test. But we're fighting the charge, and the GI is helping, so it might work out. Just double check on that...stupid HMOs...

Owen'sMom Rookie

I had my son tested through Enterolab as well after his bloodwork and biopsies came back negative. Turns out that he has both celiac genes, that in combination with his great dietary response is enough proof to me.

par18 Apprentice
I have gone to a lot of doctors and on my own have discovered excluding gluten from my diet has radically changed all of Celiac symptoms. I've read that I would have to go back on gluten in order to take a lab test. That's crazy. I wouldn't do that! I liken that to telling a child it's okay to play on the freeway. It's not my fault the medical community doesn't have a good test. How come they are able to test hair for drugs, etc., but can't do something that simple for gluten?

Okay, here is my main question. I understand that DNA testing does not confirm Celiac only "rules it out." That's okay with me. I watched my father go through (never diagnosed) ALL of my same symptoms and then die of colon cancer. :( Incredibly sad. I am 60 years old and JUST discovered on my own what has been going on in my body forever.

I see so many chats that unable to get positive blood tests or endoscopy findings.:( I understand this can happen no matter what level of gluten protein is in my blood....pardon the expression, but it's a crap shoot.

I'd like to know how to get DNA testing...is it expensive? Thank you.

Discovery in La Crescenta, CA

I actually got gene testing done on the "back end". I had been on the diet for over a year based on positive biopsy. (There was no need for a blood test because I was so malnourished the doctor went straight to the scope). Anyway in order to see how I was progressing I had the Celiac panel done and while I was at it requested the gene test for myself and my mother. She came from a large family and many of her brothers and sisters are still alive. Both of us had the DQ2 gene. My Celiac panel was "perfect" as one might expect after being gluten-free for over a year. At first her insurance did not want to pay but we persisted saying it was in fact "preventive medicine" in that knowing the gene exists means if symptoms did start the diet could be a first option. The insurance company paid the bill. It can be quite expensive.

It is my opinion that if someone suspects Celiac then the most logical approach would be the diet first or gene testing and the diet to see if you are on the right track. Either way you could hold down the cost. If you respond positively to the diet you can either get on with your life or decide at some point to attempt more testing but as you probably already know what's the point if you will ultimately end up on the diet for good anyway. Hope this makes sense and good luck.

Tom

GlutenWrangler Contributor

Genetic testing does not and cannot rule out Celiac Disease. Celiac Disease isn't exclusive to the DQ2 and DQ8 genes. Two percent of diagnosed Celiacs do not have DQ2 or DQ8. I have DQ1 and DQ3, and I am a diagnosed Celiac. So even if your DNA tests comes out negative for DQ2 or DQ8, you can still have Celiac Disease. Just something to keep in mind,

-Brian

ravenwoodglass Mentor
Genetic testing does not and cannot rule out Celiac Disease. Celiac Disease isn't exclusive to the DQ2 and DQ8 genes. Two percent of diagnosed Celiacs do not have DQ2 or DQ8. I have DQ1 and DQ3, and I am a diagnosed Celiac. So even if your DNA tests comes out negative for DQ2 or DQ8, you can still have Celiac Disease. Just something to keep in mind,

-Brian

Brian you took the words right out of my mouth. The genetic research into celiac is in it's infancy, not all the genes are recognized. If I had relied on blood tests and gene tests for diagnosis I would be dead by now. I didn't have my genes tested until I had been gluten-free for almost 4 years. I did it because my DD was gene tested and came back negative for DQ2 and DQ8 and the doctor told her there was absolutely no way she could be celiac as she didn't have the genes and that her previous biopsy derived diagnosis was false. Yea right. There is no doubt that I had full blown celiac and guess what I don't have the recognized genes. My gene in the US is recognized as a gene for rheumatiod arthritis, if I hadn't already been gluten-free I would still be existing on arthritis meds instead of being in remission from my arthritis and my multitude of other autoimmune mediated diseases.


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    • Samanthaeileen1
      thank you RMJ! That is very helpful advice. Good to know we aren’t crazy if we don’t do the endoscopy. We are going to try the gluten free and see how symptoms and levels improve.    thank you Wheatwacked (love the username lol) that is also reassuring. Thankfully she has an amazing and experienced pediatrician. And yesss I forgot to mention the poop! She has the weirdest poop issues.    How long did it take y'all to start seeing improvement in symptoms? 
    • Wheatwacked
      My son was diagnosed when he was weaned in 1976 after several endoscopies.  Given your two year old's symptoms and your family history and your pediatrition advocating for the dx, I would agree.  Whether an endoscopy is positive or negative is irrelevant.   That may happen even with endoscopy.  Pick your doctors with that in mind. In the end you save the potential trauma of the endoscopy for your baby.   Mine also had really nasty poop.  His doctor started him on Nutramigen Infant because at the time it was the only product that was hypo allergenic and had complete nutrition. The improvement was immediate.
    • RMJ
      So her tissue transglutaminase antibody is almost 4x the upper end of the normal range - likely a real result. The other things you can do besides an endoscopy would be: 1.  Genetic testing.  Unfortunately a large proportion of the population has genes permissive for celiac disease, but only a small proportion of those with the genes have it. With family history it is likely she has the genes. 2.  Try a gluten free diet and see if the symptoms go away AND the antibody levels return to normal. (This is what I would do). Endoscopies aren’t always accurate in patients as young as your daughter. Unfortunately, without an endoscopy, some doctor later in her life may question whether she really has celiac disease or not, and you’ll need to be a fierce mama bear to defend the diagnosis! Be sure you have a good written record of her current pediatrician’s diagnosis. Doing a gluten challenge for an endoscopy later in life could cause a very uncomfortable level of symptoms.   Having yourself, your husband and your son tested would be a great idea.  
    • Samanthaeileen1
      here are the lab ranges.  Normal ranges for tissue transglutaminase are: <15.0 Antibody not detected > or = 15.0 Antibody detected normal for endomysial antibody is < 1.5. So she is barely positive but still positive. 
    • JoJo0611
      I have been diagnosed with coeliacs disease today after endoscopy, bloods and CT scan. I have also been diagnosed with Mesenteric Panniculitis today. Both of which I believe are autoimmune diseases. I have been told I will need a dexa scan and a repeat CT scan in 6 months. I had not even heard of Mesenteric Panniculitis till today. I don’t know much about it? Has anyone else got both of these. 
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