It's sometimes safe to delay prostate surgery. "Watchful waiting" plus active surveillance still leaves a window of opportunity if surgery is necessary.
D006801:Humans; D008297:Male; D017430:Prostate-Specific Antigen / Q000097:blood; D011471:Prostatic Neoplasms / Q000097:blood / Q000175:diagnosis / Q000601:surgery*; D013997:Time Factors
D017430:Prostate-Specific Antigen