Medical oncologist Mark Scholz, MD answers questions from our YouTube comments on the topics of "free PSA," factors that can affect a PSA result, and other questions about PSA.

0:09 What is "free PSA," how does it differ from PSA testing, and is it still relevant in 2022?

3:07 What are some factors that can potentially affect PSA results?

4:10 How soon can someone repeat a PSA after a suspiciously high result?

4:22 Is a high but stable PSA a sign of cancer?

5:24 What is the lowest PSA you have seen with metastatic activity?

7:05 How high have you seen the PSA go without there being any cancerous activity in the patient being caused by BPH and/or prostatitis instead?

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The Prostate Cancer Research Institute (PCRI) is a 501(c)(3) notforprofit organization that is dedicated to helping you research your treatment options. We understand that you have many questions, and we can help you find the answers that are specific to your case. All of our resources are designed by a multidisciplinary team of advocates and expert physicians, for patients. We believe that by educating yourself about the disease, you will have more productive interactions with your medical professionals and receive betterindividualized care. Feel free to explore our website or call our free helpline at 1 (800) 6417274 with any questions that you have. Our Federal Tax ID # is 954617875 and qualifies for maximum charitable gift deductions by individual donors.

The information on the Prostate Cancer Research Institute's YouTube channel is provided with the understanding that the Institute is not engaged in rendering medical advice or recommendation. The information provided in these videos should not replace consultations with qualified health care professionals to meet your individual medical needs.

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