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Some low-grade prostate cancers carry higher risks than biopsy suggests (GG1)
Medical Xpress / Weill Cornell Medical College / JAMA Oncology ^ | July 31, 2025 | Neal A. Patel et al

Posted on 08/04/2025 3:13:32 PM PDT by ConservativeMind

A new study reveals that some men who are diagnosed with "Grade Group one" (GG1) prostate cancer may actually be at higher risk than biopsy results suggest.

The researchers conclude that relying on biopsy grade alone can lead to underestimating disease risk and misclassifying individuals who may benefit from definitive treatment with either surgery or radiation. Biopsies test only small areas of the prostate, so they can miss more advanced or aggressive cancer cells.

The study found that one in six men with GG1 category cancer turns out to have intermediate- or high-risk cancer when other clinical features are considered in addition to biopsy results.

"There is a misunderstanding that 'low grade' and 'low risk' are the same. Here, we show clearly that they are not," said Dr. Jonathan Shoag.

The data included about 300,000 men who were diagnosed with cancer that was localized to the prostate. Approximately 117,000 of those men had a biopsy that was categorized as GG1. This grade is often used synonymously with a low risk for progression to metastasis.

But what if some of these men harbored more aggressive prostate cancers than suggested by their biopsy grade alone? Dr. Al Hussein and his colleagues further analyzed the individuals in the GG1 group with their clinical data such as PSA levels and tumor sizes. When all the data were factored in, the researchers discovered that more than 18,000 of these men had higher risk cancers that are often treated with radiation therapy or removal of the prostate (radical prostatectomy).

"Our data show that up to 30% of patients who were diagnosed with GG1 but were in the higher risk category underwent active surveillance, which means they were potentially undertreated," Dr. Al Hussein said.

(Excerpt) Read more at medicalxpress.com ...


TOPICS: Health/Medicine
KEYWORDS: cancer; prostate; prostatecancer; risk
30% of men given a Grade Group 1 score actually had a higher score than that and likely should have been treated.
1 posted on 08/04/2025 3:13:32 PM PDT by ConservativeMind
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To: Mazey; ckilmer; goodnesswins; Jane Long; jy8z; ProtectOurFreedom; matthew fuller; telescope115; ...

The “Take Charge Of Your Health” Ping List

This high volume ping list is for health articles and studies which describe something you or your doctor, when informed, may be able to immediately implement for your benefit.

Email me to get on either the “Common/Top Issues” (20 - 25% fewer pings) or “Everything” list.

2 posted on 08/04/2025 3:14:08 PM PDT by ConservativeMind (Trump: Befuddling Democrats, Republicans, and the Media for the benefit of the US and all mankind.)
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To: ConservativeMind

Bkmk


3 posted on 08/04/2025 3:42:07 PM PDT by sauropod (Make sure Satan has to climb over a lot of Scripture to get to you. John MacArthur Ne supra crepidam)
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To: ConservativeMind

Just grateful to God mine was detected and treated early in 2019.


4 posted on 08/04/2025 3:44:20 PM PDT by mgstarr ("I drink, therefore I am" Rene Descartes (1637))
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To: ConservativeMind

I was diagnosed by the VA in 2020 and I’ve been on active surveillance ever since.. My Gleason score is a 3+4. Every six months I have a PSA test as well as either a MRI or biopsy. I’ve also had genetic testing twice (Prolaris) that predicted without treatment there is a 97.5 chance of remaining free of metastasizing.


5 posted on 08/04/2025 3:53:27 PM PDT by rexthecat
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To: mgstarr

What was your PSA? I was successfully treated with ADT and proton radiation last year.


6 posted on 08/04/2025 4:23:26 PM PDT by DennisR (Look around - God gives countless clues that He does, indeed, exist.)
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To: DennisR

I have a PSA of 81, Doc wants a biopsy but MRI etc shows no cancer. This is the 3rd urologist I have had. Caught the other 2 giving false testing so don’t trust any of them.


7 posted on 08/04/2025 6:40:08 PM PDT by oldasrocks
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To: rexthecat

If I were you, I’d get robotic surgery by a great urologic surgeon. My urologist at MD Anderson is just about the best in the world. Get a great surgeon and ED and urinary problems won’t be a problem.

If you want, I can ask him for a recommendation in your area.


8 posted on 08/04/2025 6:43:34 PM PDT by WASCWatch ( WASC)
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To: oldasrocks

81? I thought my PSA was high at 31. I just finished radiation therapy three weeks ago and with the Lupron and drugs I’m taking now my PSA is down to <0.064. I’m still healing from the radiation but I’m feeling better all the time.


9 posted on 08/04/2025 7:48:47 PM PDT by Blood of Tyrants (Time to dump out the Treasury drawer and throw out all the junk that is wasting our money.)
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To: ConservativeMind

Just found out today that John, my neighbor, has prostate cancer. His brother is flying from Florida to Spokane to take him for surgery across the state in Seattle.

John eats nothing but horrible junk food. Plus he doesn’t have medical insurance. Medicare will apparently pay for his surgery. I tried to get him to get med insurance but he’s apparently too stupid.


10 posted on 08/04/2025 8:41:47 PM PDT by Veto! (Trump Is Superman)
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To: oldasrocks

Wow. Crazy. Mine was about 7.2. MRI showed a lesion, biopsy confirmed that it was cancer.


11 posted on 08/04/2025 8:54:58 PM PDT by DennisR (Look around - God gives countless clues that He does, indeed, exist.)
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To: DennisR

My PSA was an 8 when I was diagnosed in 2018 and at last screening it was 0.1. My doctor tested me when I was 55 with zero symptoms and no indication from the manual exam. I did the radiation treatments followed by the radiation pellet implant procedure. Not sure if ADT was an option but don’t recall it mentioned when I chose radiation over surgeical removal.


12 posted on 08/05/2025 10:34:22 AM PDT by mgstarr ("I drink, therefore I am" Rene Descartes (1637))
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To: DennisR

My PSA was an 8 when I was diagnosed in 2018 and at last screening it was 0.1. My doctor tested me when I was 55 with zero symptoms and no indication from the manual exam. I did the radiation treatments followed by the radiation pellet implant procedure. Not sure if ADT was an option but don’t recall it mentioned when I chose radiation over surgeical removal.


13 posted on 08/05/2025 10:35:22 AM PDT by mgstarr ("I drink, therefore I am" Rene Descartes (1637))
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