Index/Organizations/Radiation Therapy Oncology Group

Radiation Therapy Oncology Group

Nonprofit organization in Philadelphia, United States

Fact-Checks

5 results
Jan 18, 2026
Most Viewed

What PSA thresholds and timing do major guidelines recommend after radical prostatectomy?

After radical prostatectomy, major guidelines and expert bodies expect PSA to fall to undetectable levels within weeks to a few months and use low numerical thresholds and serial rises to define bioch...

Jan 11, 2026
Most Viewed

When should androgen‑deprivation therapy be added to salvage radiotherapy after prostatectomy?

Androgen‑deprivation therapy (ADT) should be added to salvage radiotherapy (SRT) after radical prostatectomy when biochemical recurrence (BCR) is accompanied by high‑risk features—most guidelines and ...

Nov 26, 2025
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How do different PSA thresholds (detectable, 0.2 ng/mL, rising doubling time) influence salvage radiotherapy outcomes?

Salvage radiotherapy (SRT) works best when PSA is low: multiple guideline reviews and cohort studies show improved biochemical-relapse–free and metastasis-free survival when SRT is given at lower PSA ...

Jan 4, 2026

What PSA thresholds trigger salvage radiotherapy after radical prostatectomy?

No single, universally accepted PSA cutoff mandates salvage radiotherapy (sRT) after radical prostatectomy, but contemporary evidence and guidelines converge on “the earlier the better” — many studies...

Nov 15, 2025

When is salvage radiation therapy indicated for post-prostatectomy biochemical recurrence?

Salvage radiation therapy (SRT) is the primary curative local option for men with biochemical recurrence (BCR) after radical prostatectomy; guidelines define BCR as PSA ≥0.2 ng/mL confirmed and recomm...