作者: Daniel A. Hamstra , Kyounghwa Bae , Gerald Hanks , Chen Hu , William U. Shipley
DOI: 10.1002/CNCR.29146
关键词: Medicine 、 PSA Failure 、 Radiation therapy 、 Secondary analysis 、 Internal medicine 、 Oncology 、 Biochemical failure
摘要: BACKGROUND Biochemical failure (BF) after radiation therapy is defined on the basis of a rising prostate-specific antigen (PSA) level (A1 failure) or any event that prompts initiation salvage androgen-deprivation without PSA (A2). It was hypothesized A2 may have different prognosis.