what does the community consider a normal SED rate for GCA/PMR?

Posted by asa @asa, Jan 22 8:15pm

I'm so glad to find this support group!

Background: I'm a 82-year-old male. My GCA/PMR started in 2018, diagnosed in early 2019, and treated with prednisone and methotrexate. I was in remission from 2021 until 2024. However, my GCA/PMR flared up after COVID in spring 2024, and I'm currently on 8mg of prednisone.

My question: What does the community consider normal SED rates for GCA/PMR? My blood test by Quest calls normal < 20, while my Rehumy calls normal < 40. During the summer and fall of 2024, my symptoms indicated a flare-up with my SED at 20-35. When it went up to 42, Rehumy prescribed 20mg of prednisone, and my SED rate came down to < 10.

So, what does the community consider a normal SED rate for GCA/PMR? Thanks for any guidance you can provide.

Interested in more discussions like this? Go to the Polymyalgia Rheumatica (PMR) Support Group.

@anitallr

Hello @leetaanderson
Yes, jaw pain and when chewing your jaw gets really tired. Also temple pain, scalp tenderness, fatigue and blurred or double vision.
I was having pain in my temples, but it was only mild at first. Later it felt like I was laying on a garden hose, it was a weird feeling but not very painful. What really bothered me was that every morning my top teeth felt like they were moved out of place, that hurt. Then a week later I also woke up and felt like someone had grabbed my tongue and pulled very hard, and I couldn’t open my mouth wide enough to eat my cereal that morning. At first I thought of Tetanus (lock jaw), but then it clicked —-temporal Arteritis /Giant Cell Arteritis.
I believe so many people have different symptoms but the doctors think you have to have all the classic symptoms and same with the blood test results.
That is why I had to push to have the temporal artery bypass done. And I was scared because , if left untreated, you can lose part to all of your vision. Some people regain some vision but a lot do not. I have been blessed that my vision is not affected.
I was started on 60mg of prednisone and then after 2 months on a fast taper, which did not work. I have been on a very slow taper and am down to 3mg a day now. I also had Actemera infusions but had to stop because of getting COVID twice in a short time period, and the flu, even with the vaccines, my immune system is depleted.

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Thank you. I’ve had some similar, if vague, symptoms. I’m very apprehensive about the risk of GCA, so I reached out to my rheumatologist and had labs and US done. All is normal for now, thank goodness. I do appreciate your response, as the symptoms certainly vary from person to person and it is so helpful to hear of your experience with the condition.

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@leetaanderson

Thank you. I’ve had some similar, if vague, symptoms. I’m very apprehensive about the risk of GCA, so I reached out to my rheumatologist and had labs and US done. All is normal for now, thank goodness. I do appreciate your response, as the symptoms certainly vary from person to person and it is so helpful to hear of your experience with the condition.

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You are welcome. Keep track of your symptoms and tell your rheumatologist if they get worse. And get an exam at an Ophthalmologist, letting them know you have PMR.

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@dadcue

Lots of variables need to be factored into the normal levels for ESR and CRP . Age, gender, race, obesity, general overall health, etc, etc, Yes…even exercise and stress can cause fluctuations in ESR and CRP.

Cortisol is a hormone that regulates inflammation. The HPA axis is the mechanism that controls our inflammatory responses to various things. Prednisone puts a wrench into what used to be a finely tuned mechanism by artificially suppressing our immune system.

An analogy is like taking a Boeing 747 out of autopilot and attempting to land the thing without any experience with flying a plane.

In any case, ESR and CRP are indirect measures of inflammation. They don’t aways reflect actual inflammation or what is causing the inflammation.

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How about the il 6 test? I get that test about as often as sed rate and CRP.

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@gagapapa

How about the il 6 test? I get that test about as often as sed rate and CRP.

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Follow up to my previous question . I also have very low Cortisol. 5.2 so all my inflammatory markers are normal right now but my cortisol looks shot!

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@gagapapa

How about the il 6 test? I get that test about as often as sed rate and CRP.

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Other than an IL-6 level being interesting to know, I haven't had that level checked. I would think an IL-6 level would be useful prior to starting a biologic like Actemra or Kevzara for people newly diagnosed with PMR or GCA. After Prednisone is started, I don't think inflammation levels are very useful unless people think they are having a flare when they attempt to taper off prednisone.

Otherwise, maybe the pain source isn't an inflammatory process in the body; this can occur in conditions like fibromyalgia, where pain is present but inflammation markers remain normal.

I personally think inflammation markers can be normal and you can still have PMR/GCA. However, not every doctor believes this.

A cortisol level of 5.2 mcg/dL may be low, depending on the time of day and other factors. Cortisol levels vary throughout the day, so the time of day when a blood sample is taken is important.

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@gagapapa

How about the il 6 test? I get that test about as often as sed rate and CRP.

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I was scheduled for IL-6 test when I was first diagnosed with PMR. They requested IL-2 and IL-6. Medicare would not cover the IL-6. I dont remember the cost but it was expensive. I already knew I had PMR so I did not pursue it. I have seen on here other messages if someone has ever had the test and I have not seen one. I do not believe its an easy test to perform.

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@tuckerp

I was scheduled for IL-6 test when I was first diagnosed with PMR. They requested IL-2 and IL-6. Medicare would not cover the IL-6. I dont remember the cost but it was expensive. I already knew I had PMR so I did not pursue it. I have seen on here other messages if someone has ever had the test and I have not seen one. I do not believe its an easy test to perform.

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I would add the newer biologics work on the IL-6 receptor. Studies have found that to be elevated during PMR. So obviously it is a test that may become more available as they develop newer drugs.

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Yes, Inflammation markers can be normal (as with me) and you can still have PMR. My internist and rheumatologist both indicated as such and I am in that smaller category. A year ago I started prednisone and tapered to 10mg over 10 months with some minor difficulties. I had bad flares with any dose below. Nov I started Kevzara and am now down to 4mg. I’m hopeful to get off Prednisone in the next few months. All along my markers were normal with one exception That occurred when I was in a bad flare.

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