Permanent Seed Implantation

摘要: Within recent years permanent interstitial brachytherapy of the prostate has become an widely accepted, attractive treatment approach typically for low-risk cancer. In hands experienced brachytherapist, it is a safe and feasible therapy with acceptable toxicity. Its application might further be extended to intermediate high risk cancers, possibly in combination androgen deprivation or external beam radiotherapy. this chapter, state art approaches as well controversies are discussed, literature reviewed. While technical details demanding procedure itself presented elsewhere, following focuses on selected topics like patient selection, indications contraindications, dosimetry definitions recurrence.