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Overview of PSMA PET and salvage treatment of previously irradiated recurrent prostate cancers

3rd International Conference on Innovations and Advances in Cancer Research and Treatment

October 09, 2025 | Virtual Event

Fatlinda Berisha

University of Pristina, Kosovo

Abstract :

Background: Prostate cancer is one of the most common malignancies in the U.S., with re­current disease posing a significant clinical challenge. Biochemical recurrence is typically indicated by a rising prostate-specific antigen (PSA) level, prompting further evaluation. Re­cent advances in nuclear imaging-particularly prostate-specific membrane antigen (PSMA) PET—have revolutionized recurrence detection, offering superior sensitivity and specificity compared to conventional modalities. This enables earlier and more accurate restaging and guides salvage therapy decisions.

Methods: A focused literature search was conducted using PubMed and Google to identi­fy peer-reviewed articles, clinical trials, and guidelines related to recurrence detection and salvage treatment. Keywords included “prostate cancer recurrence,” “PSMA PET,” “androgen deprivation therapy,” and “salvage treatment.”

Results: PSMA PET imaging now plays a central role in restaging, even at low PSA levels. Emerging biomarkers such as circulating tumor DNA (ctDNA) may complement PSA testing in the future. First-line salvage therapy typically involves total androgen blockade using a GnRH agonist or antagonist with an anti-androgen. GnRH antagonists may offer faster PSA responses and fewer side effects. Continuous androgen deprivation therapy (ADT) is pre­ferred over intermittent regimens in patients with poor prognostic factors. Local salvage op­tions—such as prostatectomy or reirradiation—are technically complex and best performed at specialized centers. In advanced cases, triplet therapy and radiopharmaceuticals like Radi­um-223 and ^177Lu-PSMA-617 have shown survival benefits. Psychological support remains essential to address distress and improve quality of life.

Conclusion: PSMA PET imaging and tailored salvage therapies are reshaping the manage­ment of recurrent prostate cancer, requiring multidisciplinary care and ongoing research.

Biography :

Fatlinda Berisha is a medical student who will soon complete her studies in General Medicine at the University of Prishtina “Hasan Prishtina.” She has a compassion for helping patients and performing research in cancer. She collaborates with seven other classmates in the cancer research team of Professor Patricia Tai in Canada who serves as a mentor for them all.