PSA Simplified

PSA is first used to identify prostate cancer, then used to manage treatment by surgery (prostatectomy), radiation or drugs. But if you want to understand the PSA readings, and the recommendations of your doctors, you need to understand what PSA is, and how those numbers work. JimJimJimJim is not a doctor. He uses simple diagrams and explanations to help you understand what PSA is, and what those numbers mean. 0:00 Extraordinary prostates and regular prostates How some prostates are larger - Tom and Dick Growth of regular prostates - double in 30 years PSA - a chemical, a protein Prostate cancer cells - Harry Which PSA shows a prostate half full of cancer? PSA test accuracy vs reliability PSA doubling time PSA test spoilers - how long should the test be delayed