
Keywords: AS، نظارت فعال; prostatic neoplasms; tumor burden; neoplasm grading; biopsy; watchful waiting5ARI, 5α-reductase inhibitor; AS, active surveillance; B1, diagnostic biopsy (biopsy 1); B2, confirmatory biopsy (biopsy 2); B3, biopsy 3 (from diagnostic); B4, biopsy 4; GS, Gle