Salvage radiation decision: with or without hormone therapy?

Posted by chuckbies @chuckbies, Jun 10 1:03pm

I had a prostatectomy in 2021. PSA was undetectable for 2 years. Then PSA went to 0.1 in 2023, and then 0.2 in 2024. I saw an Oncologist last month who recommends salvage radiation to the prostate bed. I will do that soon, but first need to make a decision on whether I should do hormone therapy with the radiation therapy. I have a family history of prostate cancer, and my PSA was fairly low (5.0) when I had the initial biopsy and diagnosis, which showed prostate cancer existed in all samples. The Gleason score was the bad 7. I had a PET scan and bone scan before surgery which did not show any signs of metastatic prostate cancer. So my question to the group is: should I do hormone therapy at this time? Or just do radiation and see if that works? I'm 64 and in good health.

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

I didn't want to do the hormone therapy along with radiation. But, as many have said, why play around with this? So I'm doing it. Almost Half way through a 6 month regimen of orgovyx. Not fun ,but on the whole very manageable. Also , my oncologist really talked me into it.

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Profile picture for VancouverIslandHiker @vancouverislandhiker

Hi DP - your Lymph nodes were negative , right ? Gleason getting up there , BUT it appears the EBRT did its job . How long have you been off ADT . Your PSA is great now at 0.01 . You may have ADT in your system though(?) . Plenty of guys get EBRT after surgery ( 2 year mark is common) Some with ADT , some not . I think most Dr's see what your stat is before using ADT . Gob Bless and let us know .

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Hey! Thanks for getting back. Yes, all lymph nodes were clear after surgery. I'm still on Eligard. Just had my 2nd of three 6 month shot 2 months ago so I have a bit to go before I'm off ADT. My PSA rose to .9(started at .2) within 9 months of surgery. I'm feeling great, well outside of the side effects of Eligard, but I'm real worried about when the ADT stops. Thank you so much for reaching out.

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Profile picture for heavyphil @heavyphil

Having just finished SRT at Sloan I would advise radiation to the prostate bed AND pelvic lymph nodes - 30% failure rate in SRT comes from neglecting the lymph nodes.
Also, I chose to have 6 months ADT (even after another RO said it was not necessary) to give me a chance at a better outcome - no matter what all the ‘experts’ say about it being overtreatment. How many freakin times do I wanna play with this?!
You will ultimately decide what’s best for you; I was G4+3 unfavorable at surgery so I knew I was dealing with a tougher strain of PCa and I wanted to hit it hard. Only time will tell if I will succeed. Best,
Phil

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i think that's right ,Phil.

I found this on AI

Yes, when considering salvage radiation therapy (SRT) with androgen deprivation therapy (ADT) for recurrent prostate cancer, a 5-year freedom from biochemical progression rate as high as 87.4% has been reported in a phase 3 randomized controlled trial. This study, the SPPORT trial, evaluated SRT to the prostatic bed and pelvic lymph nodes, combined with a short course of ADT. This was the experimental arm in the study, and it showed a higher freedom from progression rate compared to SRT to the prostatic bed with ADT (81.3%) or SRT alone (70.9%). The SPPORT trial indicated that SRT plus ADT offered a benefit in progression-free survival.

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Profile picture for dpayton @dpayton

Hey! Thanks for getting back. Yes, all lymph nodes were clear after surgery. I'm still on Eligard. Just had my 2nd of three 6 month shot 2 months ago so I have a bit to go before I'm off ADT. My PSA rose to .9(started at .2) within 9 months of surgery. I'm feeling great, well outside of the side effects of Eligard, but I'm real worried about when the ADT stops. Thank you so much for reaching out.

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Understandable your worry; doesn't make it easier.
We have been traumatized by our PSA (AKA prostate specific anxiety).
In my case , I trust that the salvage radiation did its job and the ADT assisted.
And while I was very glad to complete the ADT portion of the treatment, I was worried every 3 mos thereafter whether the ADT effect had ended and would my PSA rise again.
Well my PSA remains undetectable 2 years after completing ADT.
And I hope for a long remission, but believe that there is continued and additional treatment available if/when I recurr.
And enjoy my current good health. That's the best I can do and that's a great gift.
Best wishes

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Profile picture for tjv1156 @tjv1156

i think that's right ,Phil.

I found this on AI

Yes, when considering salvage radiation therapy (SRT) with androgen deprivation therapy (ADT) for recurrent prostate cancer, a 5-year freedom from biochemical progression rate as high as 87.4% has been reported in a phase 3 randomized controlled trial. This study, the SPPORT trial, evaluated SRT to the prostatic bed and pelvic lymph nodes, combined with a short course of ADT. This was the experimental arm in the study, and it showed a higher freedom from progression rate compared to SRT to the prostatic bed with ADT (81.3%) or SRT alone (70.9%). The SPPORT trial indicated that SRT plus ADT offered a benefit in progression-free survival.

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Yes. I was grateful that this study was done; just makes all kind of sense to do it all at once and get it done.
Phil

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I have 4 more radiation treatments left and have a PSA Wed. I've been told it my not be 'undetectable' because it sometimes takes 4 to 8 weeks for the radiation to kick in. Really hoping it is undetectable, though.
There are 5 of us who are getting radiation at about the same time and the biggest complaint is the prep. Bladder full and bowels empty. Took me 20 times, but I think I FINALLY have a 'system' down.

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Profile picture for tjv1156 @tjv1156

I have 4 more radiation treatments left and have a PSA Wed. I've been told it my not be 'undetectable' because it sometimes takes 4 to 8 weeks for the radiation to kick in. Really hoping it is undetectable, though.
There are 5 of us who are getting radiation at about the same time and the biggest complaint is the prep. Bladder full and bowels empty. Took me 20 times, but I think I FINALLY have a 'system' down.

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Congrats on finishing your journey through this treatment! Hoping your PSA is undetectable and you are cured!!

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Profile picture for michaelcharles @michaelcharles

Understandable your worry; doesn't make it easier.
We have been traumatized by our PSA (AKA prostate specific anxiety).
In my case , I trust that the salvage radiation did its job and the ADT assisted.
And while I was very glad to complete the ADT portion of the treatment, I was worried every 3 mos thereafter whether the ADT effect had ended and would my PSA rise again.
Well my PSA remains undetectable 2 years after completing ADT.
And I hope for a long remission, but believe that there is continued and additional treatment available if/when I recurr.
And enjoy my current good health. That's the best I can do and that's a great gift.
Best wishes

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I'm so happy to hear about your PSA levels! Keep it rolling! That's GREAT! BTW, I love your description of PSA! hahaha I guess if I KNEW there was a definitive plan of attack if it recurr's I'd be in a good place. But messages like yours helps a lot. It really does.

Keep that PSA low and stay in touch. This has a been a great help to me.

Doug

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Profile picture for dpayton @dpayton

Hey! Thanks for getting back. Yes, all lymph nodes were clear after surgery. I'm still on Eligard. Just had my 2nd of three 6 month shot 2 months ago so I have a bit to go before I'm off ADT. My PSA rose to .9(started at .2) within 9 months of surgery. I'm feeling great, well outside of the side effects of Eligard, but I'm real worried about when the ADT stops. Thank you so much for reaching out.

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You say in another message that your PSA dropped to .01. In this message, you say it went to .9. If your PSA is rising after surgery, while you are on ADT, Then you have become castrate resistant and need a second drug, but you’re already on it. Is your PSA rising even though you are on Elgard?

If it’s truly .9 now you must have a metastasis that is growing. Sounds like time for a PSMA pet scan to see what’s going on.

After surgery, my PSA stayed at < .1 for 3.5 years. I had salvage radiation and my PSA stayed undetectable for 2 1/2 years. Yours should stay that low after salvage radiation too.

This may just be a case where you need some Metastasis Zapped with SBRT radiation.

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Hi Jeff. Sorry about the confusion. Here is a timeframe.

11/23 - RP surgery
3/24 - First PSA post surgery was .2
6/24 - PSA .5
9/24 - PSA .6
12/24 - PSA .9 (or thereabouts)
12/24 - Doc then started me on Eligard and radiation began 2 weeks later.
2/25 - PSA .02
5/25 - PSA .01

All pet scans have come back clean. I think I've had 3 of them. The last one was just before I began the radiation to make sure the prostate bed was the only point of concern.

There ya have it. I hope I've cleared up some things

And THANK YOU again.
Doug

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