Free PSA vs. Total PSA: Which One Really Matters?

Disclaimer: This video wasn’t created by AI — it was only used for translation and syncing. Watch the original Portuguese channel: @DrTiagoUrologista 00:00 - Free PSA vs. Total PSA: Should you panic? 00:46 - Understanding the difference: Free vs. Bound PSA 01:36 - The "Gray Zone": When the PSA Ratio actually matters 02:00 - Why the Free/Total PSA Ratio is often misleading 03:14 - PSA Density: The calculation you need to know 04:02 - Prostate MRI & PI-RADS: The modern gold standard 05:44 - Real Case Studies: Low Ratio with Cancer vs. Benign 06:30 - Conclusion: The final verdict on PSA Ratios