1.   As it turned out, his cancer had spread beyond the capsule of the prostate and thus might not have been cured by radioactive implants.

2.   For those at intermediate risk, radioactive implants plus hormone therapy proved as effective as radical surgery.

3.   He eventually was fitted for radioactive implants, which caused a constant burning sensation.

4.   Their survival rate exceeded that of those who got radioactive implants, even if the implant group also got hormone therapy.

5.   This is when tiny radioactive implants, no bigger than a rye seed and injected directly into the prostate through the perineum.