How Significant is % Estrogen Receptor Positive
OK, I hope my subject line was clear. Not sure how to phrase it.
I know that my tumor was 50% ER+ and 60% PR+. Some people's percentage is higher, some lower. My doctor seems to just be looking at the fact that I am ER+/PR+, without regard to how "strong" the percentage is. Is this important? I have been poking around the internet, trying to find what significance the percentage is to my life, and really can't find anything.
I am at the point in my treatment where I need to make some tough decisions. I have finished 6 rounds of TC. Next step is hormonals. Thus far, my choice seems to be (1) tamoxifen, (2) oophorectomy, (3) ooph + Femara, or (4) nothing (I guess 4 is a choice, but I'm scared to do nothing). Onc seems to like ooph + Femara (when I mentioned that I could do it in conjunction with a TVT sling procedure), but also seemed to be perfectly fine with Tamoxifen. He is not a fan of the nothing option!
I am 44, and do not want to live like I'm 84. I have already gained 25 lbs. from the chemo/steroids, and am not looking forward to gaining/not losing on hormonals. I don't want more hair loss or thinning. (I am really, really vain. I admit it.) I already have some joint pain from the Taxotere. I certainly don't want cognitive loss! That said, I have 2 young kids, and want to be interfering in their lives (as my son would say) for a long, long time.
So, I guess the point of my post is to find out what you all know about this. It would seem to me that the hormonals may not be that important since I am "only" 50% +. I am inclined to believe that the Zometa is going to do me more good in the long run, and that perhaps I would be fine with just the ooph. I just do not know enough about the significance, and want to be as informed as possible. I could be totally off base here!
Anybody have some light to shed on this? Thanks!
Love to All -
Laura
Comments
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The persentages of "positivity" vary wisdely as you say but 50% is still a lot! Think of it as 50% of the tumor cells. Everything I have heard and read indicates that hormonal therapy is indicated!
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It's my understanding that the higher the percentage, the more the tumor receptors will respond to hormonal therapy. I was happy to hear that mine was strong ER+/PR+ because it meant that if I denied them "food" they wouldn't grow as easily.
I have been on Femara since June 2009, and haven't gained a pound from it. My joints have been slightly achy but that went away when I added fish oil supplements to my diet.
Good luck with your choice!
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Texas -
I am so glad to hear from someone who has been doing ok on Femara. Most of the Femara board consists of complaints and problems that make me very worried about it!
Cindy -
Yes, I agree that some form of hormonal is indicated. I have read some studies that claim that an ooph is equally as effective as tamoxifen alone. Kinda hoping I can get away with just the one.
It is SOOO hard to decide!
Thanks!
Laura
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Laura,
It's great you are doing your research. I just completed 8 rounds of chemo & I on Zometa & Femara now. I hear from many metastatic ladies out there that Zometa is a great drug and on my 6 month scans after zometa; all my spine & other bone mets showed healed. I just started Femara and I'm on Lupron to push me into menopause to eliminate more estrogen and because I did not want to take tamoxafin. I feel more protected on this because I found so many women on the boards who either did not choose armotase inhibitors or who were not eligible for Zometa or other drugs that protect you against cancer and they are now stage IV with mets. If you have the choice; protect your body.
Terri
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Mine was over 95% estrogen receptive and my oncologist said that was a good thing because there's not much else my tumor responds to. I'm on Arimidex. For me there was no second guessing the benefits vs the risks. I agree with Terri that those of us who have targeted drugs are very fortunate. Our triple negative sisters are not so lucky and hopefully that will change for them in the future. I have very few side effects so don't assume the worst. No joint pain at all.
Roseann
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Laura, I feel so much like you about the hormonals. My tumor was ER 90% and HR 90% positive. I just started taking Arimidex last Friday. I'm so afraid that my quality of life is going to go down the hopper. I did however, get thru Chemo and Radiation very well which surprized me.
I would sure love to hear from someone who did ok on Arimidex.
Good luck Laura.
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So...here's something that I've been wondering about, and can not find a clear answer to; If the AI's target Estrogen production, what targets the Progesterone production? If your tumor is only 30% ER+ but 95+ PR positive, what good does it do to take tamoxifen/arimidex? (and how come the percentages of ER and PR don't add up to 100% anyway???)
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I had two tumors, one in each breast and one was 90% er+ neg for pr and her2 and the other was split between er+ and pr+ (can not remember the exact %'s) and her2 neg. One tumor in each breast..how convenient..lol. Even though they say that chemo does not work as well on hormone + tumors as hormonals my big er+ ball disappeared completely after neo chemo. I gained weight during chemo, from the steroids I'm sure, especially since they were the only thing that worked on my nausea. Anyway I was set to take Tamox and then my test came back poor metabolizer. I opted for the ooph and Femara. Between working a lot and recovering from all the crap I went through physically last year I have yet to start working out regularly and not only lost all of the chemo weight but have not gained one pound from the ooph or Femara. My hair is growing in as thick and curly as it was before and I do have some not exactly achyness but stiffness if I sit in one position too long. Once I move around a little I am fine. I am 37 and expected the worst but it has not panned out. I don't know if I am typical but I don't think happy people usually post (and by that I mean happy with the tx). I am doing the Zometa as well because of bone loss from the treatments and how I felt the day after that infusion was way worse than any of the Femara side effects. So far so good. These are big decisions to make especially the surgical meno because I wanted a baby but my DH and I have started the adoption process so that will take care of it self too I guess. Hope my story helps you all realize that there are those of us out there that are not "turning 90" from all this stuff. I am still me and feel really good. I feel confident that I have done all I can and now it is out of my control . Best to you all.
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Laura, I am also 50% ER+, but 100% PR+. When I asked my Onc if the percentages matter, he said not really, except that the really strong PR+ made him happy. From reading I've done on this subject, being highly PR+ along with ER+ seems to be protective, the women with these stats seem to have less aggressive tumors.
And Laura, like you, I'm also vain, and want to look and feel as young as possible, both inside and out for as long as I can. I'm trying real hard to keep the perimenopausal symptoms at bay, by exercising, eating healthy, and taking supplements. And just something to think about, but if you just do tamoxifen, you get to keep your ovaries, and maybe the benefits of not being postmenopausal just yet.
I'm on tamoxifen, as I'm still premenopausal and didn't want to be thrown into menopause any earlier than nature intended. I have read that ovaries are protective against other health problems even after menopause. I've had side effects that come and go, hot flashes and vaginal discharge seem to be the most common for me, but now my hot flashes are almost completely under control thanks to an herbal remedy recommended by my Onc, so really, I feel very good now, not much different at all from my old self. I gained about 7 lbs the first few months tamoxifen, but exercised like crazy to get rid of it, and now am at the weight I want, and don't seem to gain wt. no matter how bad I cheat occasionally with the diet or slack off on the exercise. I would be afraid of switching over an aromotase inhibitor because of the complete depletion of estrogen, I feel that certain parts of us really need the estrogen, like skin, hair, bones, cardio, and for sex life! So, my preference is to just stay on the tamoxifen for 5 years, even if I become post menopausal during that time.
Best of luck to you with your decision.
Navygirl, don't know why they don't have drugs to target the PR+. but being strongly PR+ seems to help with a better response to the estrogen blocking hormonal therapies. And the PR and ER are 2 separate things that they look for on the pathology, they add something to the cancer cells to see what percentage of them respond to the estrogen and then do the same with progesterone. This is what I gleaned from reading my pathology report in depth.
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Laura,
Diagnosed June 2006. My BC was 100% ER+ and 100%PR+. Subsequent tamoxifen lead to endometrial cancer for me. No test for metabolization or endometrial US scan were done one me - docs goofed and I turned out to be one of those unlucky few. So I ended up with an ooph and hyst a year later. I requested my gyn tack the bladder up to help prevent prolapse. I've had no issues with incontinence (sounds like you're worried about that since you're talking about the sling). I've done kegel exercises my whole adult life, which helps prevent bladder issues; my doc recommended that I start doing these when I was in my 20's. Anyway, I got tagged with a 2nd Dx of BC this last year. Went the BMx route (one prophylactic) and reconstruction to minimize risk of local recurrance. Went on a low fat diet that my onc said would give me as much protection as any antihormonal at this point of the game.
My ooph was 2 years ago; no bladder issues and I paddle for a dragon boat team - lots of core work and bending forward. I feel great. I requested that my bladder be tacked to keep it from prolapsing, but I didn't even know about the sling procedure. Are you concerned about incontinence? It's not always a given with this surgery.
Zometa? Isn't that for bone mets?
I've had friends on Arimidex for over 10 years; they have had little to no issue. Another friend had joint pain. Everyone is different. and you can't know until you go down the road. But if you choose to consider tamox, please take the metabolization test and also have a vaginal US.
Navygirl, a 30% ER+ means 70% ER- . Likewise 95%PR+ means 5% PR-; the ER and PR do not add up to 100% together; they are each treated as separate entities. Hope this helps.
Take care, Laura. Ask your doc about the oncotype test. If it is low score like mine was your 4th option could be ooph plus low fat diet/low body fat goal. See what your onc thinks about this path. But everyone here is correct - you don't want to do nothing, that's for sure! Be as aggressive as you can without compromising your quality of life so much that it's not worth it. You've just gotten done with chemo. It takes a toll but your energy will come back. My mom took 2 years to get back to normal [EXTREME HIGH ENERGY] after her BMx and many rounds of chemo and then she was a fiend again. That was 21 years ago and she will be 85 this year!!! She is my role model!
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I have had no problems with Al's. When my pathology report first came back, it said triple negative; we re-ran it and when it turned out that I WAS estrogen positive, I screamed and hugged my oncologist; I was, SO THRILLED that I COULD do something more to reduce my chance of re-occurrence!!! Be glad that you have this option!
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Charlestongirl, Zometa has shown in studies to PREVENT (woohoo) as well as treat bone mets and a lot of oncs have started to use it as a preventative. Mine onc was resistant at first because I was not a higher stage but when my bone density started to suffer he was on board. It is given ususally 2x a year as a bone met preventative and a lot of the ladies on these boards are getting it for this now. I am technically getting it to increase bone density but the preventative aspect is a great plus. Kind of a wonder drug in the BC world.
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Now THAT is interesting! I will ask my onc about Zometa; my bone density would really use some increase also. So glad we have this board!!
Lord, Ruth, I'm so glad you had the test re-run! What made the doc want to have the test re-run? I'm wondering how many other tripe negs are out there who aren't really neg?!
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I had really researched, and looking at my background, personal history etc. it just didn't make sense to me, it didn't FEEL right, that I would be triple negative. So I asked to have it rerun. At first my oncologist, who was new at my clinic, thought I was nuts or grasping at straws (which I was), but he was so SHOCKED when the results came in that he took my case to the medical review board and they changed their policy. Now all tumors are reviewed by two pathologists. If they still come out triple negative, they are sent them to Mayo for confirmation. So I would suggest that ladies should ask what their clinic's protocol is!!!!!!! It changed my whole treatment plan, prognosis, everything. I still shudder when I think about it. Pure luck, divine intervention, or a combination of the two?
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Ruth: That is shocking! How stronly ER+ were you?
My ER+ score varied in different reports.
Pathology report following initial biopsy: ER >90% nuclear staining, PR >90% nuclear staining, HER2 score negative.
Pathology report following lumpectomy: The tumor is estrogen receptor strongly positive, progesterone strongly positive and Her2/neu negative, per prior report [sounds like this was based on original biopsy report]
The oncotype test report shows the following scores: ER 8.7; PR 7.9; HER2 8.8.
Which is more reliable for showing ER status? - standard pathology or oncotype DS assay?
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I'd have to dig through my papers to get to the (amended) path reports; but, from memory, whatever test they did at Mayo had anything over 10% as being estrogen positive, and I was at 25%. I didn't got those results until after two sessions of chemo; but being positive and being able to take Als meant that instead of having to do 8 rounds of chemo, I 'only' had to do 4. Also the Al's reduced my risk of reoccurance by 40%, whereas the chemo was 20%. So being estrogen positive is a BIG DEAL!!! I didn't have an oncotype because, when I started chemo, we thought I was negative. I'm sure they would have advised it anyway due to the size and grade of the tumor. I ALWAYS tell everyone in any medical situation to find out as much as they can and be their own advocate!!!!
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Just compared my surgical path= ER 90% pos.... PR 45% pos...... HER O% neg......
to Onco Dx= ER score 9.5 pos......PR score 7.0 pos....HER2 score 8.4 neg
Again they are different as to the same tumor..Don't know why...I sure wish in our mix of doctors that the Interpretation Doc (pathology/scans reports ) were included to explain these reports, I can't get a straight answer and I believe if the doc that signed the report would sit down and explain results that I would understand....
Cowgirl13....I have been taking arimidex now for two months and have no noticible se's...I try to stick with anti-cancer diet and I do take non prescription bone supplements, Vit d, calcium etc...and try to go for long beach walk 2x a week......
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I would make sure you get Zometa-as the Head of Sloan Kettering said in a recent interview- it's the biggest discovery in breastcancer research. It cuts chance of bone mets by 37% and works well in ER pos women.
The more er pos you are the better you should respond to hormonals-with that said you need to get the tamoxfin metabolizer test and see how well you will metabolize tamoxfin. If your not an extensive metabolizer then doing the oomph and femara would probably be your best bet.
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I finally saw the urogynecologist on Thursday. He really has me thinking about the ooph. He talked to me about the role ovaries play post-menopause (production of androgen, DHEA), and what effect their removal is likely to have on me now (pre-meno). I do not want to age myself overnight! How stupid is this thinking?
On Wednesday I go to Onc for my 4 week PFC visit, and I am going to grill him about tamoxifen v. femara. Out of everything I have gone through with this F*ed up disease, this is really the hardest decision for me. I am so afraid to give up those little ovaries, even though I have absolutely no intention of having more kids!! Maybe I go on tamoxifen for a few years and then switch to femara? I don't know, I also think that since I'm already getting surgery "down there" (hysterectomy, prolapse repairs), I may as well have them removed. In the end, I really trust my Onc, and I want to hear, in real number terms, how much added "benefit" I would get from the femara.
Jenn - I agree about the Zometa. So much so that I am telling my Onc if he doesn't agree to put me on it, I am just going to get Boniva in Mexico.
Have a great day, Ladies!
Laura
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Laura, your thinking is not stupid at all. I'd be thinking the same way. Tamoxifen continues to be the protocol for premenopausal women, unless they have more advanced cancers, then their doctors seem to want to put them into early menopause so they can take AIs like femara. Chances are that tamoxifen can push you into menopause while you're on it and it's much better to go into menopause slowly, and still keep whatever benefit ovaries can continue to give your bones, cardio system, brain, and of course skin and sex life! These are all very important considerations for quality of life and feeling good about oneself. I think oncologists don't really consider all this as much as other doctors would, their focus is more on reducing cancer risk.
As you can see, I'm very anti ooph!
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I got my percentages back from my pathology report, and I am 98% PR, 98% ER. From what I have read, Estrogen causes tumors to start and grow, while Progesterone actively combats Estrogen's "growth" effects. So, having levels of Progesterone is a good thing. So much so that it makes me wonder why all oncologists don't prescribe progesterone to patients who have ER+ ranking in their tumors.
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I had an oopherectomy at the same time as my initial mastectomy. I am very grateful that I did because although it obviously tipped me into menopause I feel I struck a blow against my 100% ER+ cancer at an early stage - rather then waiting 8 months to finish chemo and rads before I could start taking the pills.
I am also very pleased to be post meopausal so that I can take Arimidex which is outstripping Tamoxifen in efficacy. I take bisphosphonates to prevent against osteoporosis - which is now proving to be a very useful thing because studies are showing that bisphosphonates can help prevent recurrence. So - I did the ooph + Arimidex combination and have absolutely no regrets. I feel it was the most aggressive way I could proceed to tackle this cancer - and I never do anything in half measures! Good luck.
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hi just wondering does anyone know if grade 3 tumours can be scoring 8/8 for both eostrogen and progesterone. I have done some research and it appears to me that strong hormone receptors are low grade tumours. Anybody help I'm due to start chemo on mon and am petrified.
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Devine - I was 100% ER+ and less than 10% PR+ grade 3. This puts me in the Luminal B group. Is it still not clear how this group will respond to hormonal therapy, however they respond very well to chemo. Most of my cancer was gone after neoadjuvant chemo.
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jojo2373,
I am 100% ER, I am pretty certain there was nothing doing on the PR front. I had a moderate response to neo-adjuvant chemo. I
have never heard of this Luminal B thing. Could you please explain a little?
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devine yes they can two separate things
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Hey Devine - my tumor was 8/8 for both ER and PR and was grade 3 (8/9) on final pathology. I had a lumpectomy with positive margins before chemo, but waited until after chemo to have the revision. The next surgery did show residual disease so I'm not sure that chemo really had any benefit for me. I'm happy I pursued all possible options anyway.
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thanks for that but I still don't understand how my tumour is highest hormone receptor positive and high grade 3. Do they correspond???
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Hi thanks for that I had lumpectomy with negative margins and negative nodes. Still confused as my path report also said no LVI and localised tumour. Glad in some respects but I am an oncology nurse and know wat potent effects chemo has, so scared
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luminal b tumors typically are very high ER but low PR. They are always grade 3
Devine that's great on ur path results. Chemo is hard but I had no other options and have been NED now for almost 2 years.
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