My Gleason score, PSA level, and clinical stage? Based on these, what is my risk group (e.g., Low, Favorable...

Prostate CancerMay 15, 2026Navis AI

For informational purposes only

This answer was generated by AI grounded in NCCN guidelines and published medical literature. It is not medical advice. Always consult your oncologist or care team before making treatment decisions.

Question asked:

Can you explain my Gleason score, PSA level, and clinical stage? Based on these, what is my risk group (e.g., Low, Favorable Intermediate, Unfavorable Intermediate, High, Metastatic)?

Understanding Your Prostate Cancer Risk Assessment

I'd be happy to help you understand these key measures, but I notice you haven't shared your specific test results with me yet. To give you personalized educational information about YOUR situation, I'll need you to provide:

Your Gleason score (or Grade Group)
Your PSA level (in ng/mL)
Your clinical stage (like T1, T2a, T2b, T3, etc.)
Any other findings from your biopsy or imaging

Once you share these, I can explain what they mean and help you understand where you fall in the risk classification system.

In the meantime, here's how doctors think about these three measures:

Gleason Score & Grade Groups

According to the NCCN Guidelines for Early-Stage Prostate Cancer, your Gleason score is converted into a Grade Group (1-5) to make it easier to understand aggressiveness:

Grade Group 1 (Gleason 6) = Lowest risk
Grade Group 2-3 (Gleason 7) = Intermediate risk
Grade Group 4-5 (Gleason 8-10) = High/Very High risk

The Grade Group system is important because it recognizes that not all Gleason 7 cancers are the same. A Gleason 3+4 (Grade Group 2) is less aggressive than a Gleason 4+3 (Grade Group 3), even though both add up to 7. The first number matters—it represents the cancer pattern in the largest area of your biopsy.

PSA Level

PSA (prostate-specific antigen) is a protein your prostate makes. Higher levels can suggest more cancer activity, but PSA alone doesn't tell the whole story. According to NCCN Guidelines, PSA is categorized as:

Less than 10 ng/mL = Lower PSA
10-20 ng/mL = Intermediate PSA
Greater than 20 ng/mL = Higher PSA

Clinical Stage

Your clinical stage describes the size and location of the cancer:

T1-T2a = Cancer confined to the prostate
T2b-T2c = Larger tumors still in the prostate
T3-T4 = Cancer extending beyond the prostate

How Doctors Combine These Into Risk Groups

According to NCCN Guidelines, your risk group is determined by looking at all three factors together, not just one:

| Risk Group | What This Means | |---|---| | Low Risk | All of: Grade Group 1 + PSA <10 + Stage T1-T2a | | Favorable Intermediate | 1 intermediate factor + Grade Group 1-2 + <50% biopsy cores positive | | Unfavorable Intermediate | 2-3 intermediate factors OR Grade Group 3 OR ≥50% biopsy cores positive | | High Risk | At least one: Grade Group 4-5 OR PSA >20 OR Stage T3-T4 | | Very High Risk | At least 2 of: Grade Group 4-5 OR PSA >40 OR Stage T3-T4 |

Important Context from Prostate Cancer Experts

The CancerPatientLab webinars on prostate cancer emphasize an important point: your Gleason score becomes less useful over time. According to the webinar "Treating My Osteoporosis and My Prostate Cancer," better measures of how aggressive your cancer is include:

Time to Biochemical Recurrence (BCR) — how quickly PSA rises after treatment
PSA Doubling Time — how fast your PSA is increasing
Genomic tests like the Decipher test (which looks at 22 genes) or CAPRA score

These become more important if your cancer recurs or progresses.