Impact of biochemical failure classification on clinical outcome: a secondary analysis of Radiation Therapy Oncology Group 9202 and 9413.

作者: Daniel A. Hamstra , Kyounghwa Bae , Gerald Hanks , Chen Hu , William U. Shipley

DOI: 10.1002/CNCR.29146

关键词: MedicinePSA FailureRadiation therapySecondary analysisInternal medicineOncologyBiochemical 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.

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