Anyone have the FGFR3 antibody gene?

Posted by Darlia @darlia, Jul 21, 2017

I was recently diagnosed with the FGFR3 ANTIBODY GENE. It is RARE.
My Neurologist found this by sending my blood sample to a special St. Louis lab. This means my NEUROPATHY is being caused by this ANTIBODY which up till this discovery, my neurologists said my cause for neuropathy and gastroparesis was UNKNOWN! I don't have diabetes.
1. I am now looking for others who have this incurable ANTIBODY. I've been told the only treatment I can get is an IV Solumedrol steroids series for 6 months. I am concerned though about side effects and reluctant to have this treatment. Any others who have please give me your experience. 2. Also, I am looking FOR any info I can find about how this can be dealt with in any other way, even if there is anything of a homeopathic nature.
3. I am also looking for if there are any clinical studies.

Interested in more discussions like this? Go to the Neuropathy Support Group.

@eoglover

Yes, he has had PN diagnosis for 15 years or more...vague symptoms at first. No Family genetics. Was also misdiagnosed with ALS in 1995 by an MD. That was an awful journey through Christmas season. He also was for many months in the very heart of Agent Orange as part of his history in Vietnam... this past week , we got result from UF in Gainesville that had sent blood samples to St. Louis Mo.,.Washington Univ... and results came back IgG vs FGFR3 9000 <3000... We need help with any information anyone can provide for us. We live in Palm City Florida. Thank you all in advance for any help that you can provide.

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@eoglover, You may want to take a look at the following older discussions where veterans and members have shared experiences with Agent Orange problems.

Agent Orange and Neurological Disorders:
-- https://connect.mayoclinic.org/discussion/agent-orange-and-neurological-disorders/
Agent Orange/Dioxin related illnesses:
-- https://connect.mayoclinic.org/discussion/agent-orangedioxin-related-illnesses/

Also, here are a couple of links that you may find helpful:
What you need to know about agent orange:
-- http://www.blogs.va.gov/VAntage/17744/10-things-every-veteran-know-agent-orange/
How to go about getting help/compensation:
-- http://www.benefits.va.gov/compensation/claims-postservice-agent_orange.asp

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I am hoping to find someone who has gone through elevated FRFG3 (9000)...what is treatment, outlook? this is in relation to peripheral neuropathy. Thank you.!

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Wow, steroids for 6 months. I don't think I could put my body thru that. If it were IVIG I would definitely do it but I avoid steroids like the plague.

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I have this high titer detected. I would like the hear more. My neuropathy progesses

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@johnbishop

@eoglover, You may want to take a look at the following older discussions where veterans and members have shared experiences with Agent Orange problems.

Agent Orange and Neurological Disorders:
-- https://connect.mayoclinic.org/discussion/agent-orange-and-neurological-disorders/
Agent Orange/Dioxin related illnesses:
-- https://connect.mayoclinic.org/discussion/agent-orangedioxin-related-illnesses/

Also, here are a couple of links that you may find helpful:
What you need to know about agent orange:
-- http://www.blogs.va.gov/VAntage/17744/10-things-every-veteran-know-agent-orange/
How to go about getting help/compensation:
-- http://www.benefits.va.gov/compensation/claims-postservice-agent_orange.asp

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Agent orange aka paraquate?

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@0iggy11

Agent orange aka paraquate?

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Hello @0iggy11, Welcome to Connect. I think they both have TCDD in them.

"The two active ingredients in the Agent Orange herbicide combination were equal amounts of 2,4-dichlorophenoxyacetic acid (2,4-D) and 2,4,5-trichlorophenoxyacetic acid (2,4,5-T), which contained traces of 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD). The dioxin TCDD was an unwanted byproduct of herbicide production."
-- https://www.publichealth.va.gov/exposures/agentorange/basics.asp

Were you exposed to Agent Orange?

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@johnbishop

Hello @0iggy11, Welcome to Connect. I think they both have TCDD in them.

"The two active ingredients in the Agent Orange herbicide combination were equal amounts of 2,4-dichlorophenoxyacetic acid (2,4-D) and 2,4,5-trichlorophenoxyacetic acid (2,4,5-T), which contained traces of 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD). The dioxin TCDD was an unwanted byproduct of herbicide production."
-- https://www.publichealth.va.gov/exposures/agentorange/basics.asp

Were you exposed to Agent Orange?

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I observed conversations of vets with neuropathy and frfg3 issues

I’m not a vet however was wondering if my 70’s exposures in harvests which
utilized Paraquat may have something to do with my issues today

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@0iggy11

I observed conversations of vets with neuropathy and frfg3 issues

I’m not a vet however was wondering if my 70’s exposures in harvests which
utilized Paraquat may have something to do with my issues today

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@0iggy11 - Here is some information that may help you determine if you may have been affected.

Paraquat - Toxicity Summary: https://webwiser.nlm.nih.gov/substance?substanceId=528&identifier=Paraquat&identifierType=name&menuItemId=69&catId=79

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I just joined. I was diagnosed in 2017 with AntiFGFR3 autoantibodies. I have been in pain for years prior with no explanation. I have been getting IVIG monthly for almost 4 years now. It helps but Doctors are not even sure of proper dosage levels. I used to be at 180 grams but now I am on a maintenance dose of 90 grams. There are some studies occurring. Most notably a longitudinal study out of St. Etienne U in France. Hopefully some answers will be found. Sadly there is emerging evidence that AntiFGFR3 neuropathy is not only sensory but can have motor nerve function involvement in it's pathogenesis. I am doing my best but it is a very hard road....

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@david1959

I just joined. I was diagnosed in 2017 with AntiFGFR3 autoantibodies. I have been in pain for years prior with no explanation. I have been getting IVIG monthly for almost 4 years now. It helps but Doctors are not even sure of proper dosage levels. I used to be at 180 grams but now I am on a maintenance dose of 90 grams. There are some studies occurring. Most notably a longitudinal study out of St. Etienne U in France. Hopefully some answers will be found. Sadly there is emerging evidence that AntiFGFR3 neuropathy is not only sensory but can have motor nerve function involvement in it's pathogenesis. I am doing my best but it is a very hard road....

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Hello @david1959, Welcome to Connect. Sorry to hear that you have not found much relief for your neuropathy symptoms. There is a clinical trial in phase 2 that sounds somewhat related to your condition -- IVIg for Small Fiber Neuropathy With Autoantibodies TS-HDS and FGFR3: https://clinicaltrials.gov/ct2/show/NCT03401073. They haven't posted any data that I can find but hopefully will soon. There are also a few other articles I found that may provide more information for you if you haven't already seen them.

-- Autoantibodies and Small-Fiber Neuropathy: https://neuropathycommons.org/neuropathy/causes-neuropathy/autoantibodies-and-small-fiber-neuropathy
-- Clinical characterisation of sensory neuropathy with anti-FGFR3 autoantibodies: https://pubmed.ncbi.nlm.nih.gov/31690697/

@doctorshelley may have some suggestions or more information to share on the topic. You mentioned having been in pain for years. The Foundation for Peripheral Neuropathy also has some complementary therapies listed on their site that may be helpful - https://www.foundationforpn.org/living-well/

Have you had to make any lifestyle changes or have you tried any complementary therapies to see if they might help?

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