在急性前列腺切除术后生化复发后,前列腺癌特异性死亡率的风险
Stephen J Freedland1, Elizabeth B Humphreys, Leslie A Mangold
1The James Buchanan Brady Urological Institute, The Johns Hopkins Medical Institutions, Baltimore, Md, USA. sfreedl1@jhmi.edu
JAMA
|July 28, 2005
概括
像PSA翻倍时间,格里森得分和复发时间这样的风险因素预测了手术后前列腺癌死亡. 这些有助于分层患者进行激进前列腺切除术后的治疗或观察.
科学领域:
- 泌尿器科 泌尿器科 泌尿器科 泌尿器科
- 在瘤学瘤学.
- 医学统计 医学统计
背景情况:
- 根源性前列腺切除术后的生化复发具有可变的自然史.
- 准确的风险评估对于引导前列腺癌患者的治疗决策至关重要.
- 识别高风险患者进行积极的救援疗法和低风险患者进行观察是必不可少的.
研究的目的:
- 为了确定前列腺癌的重大风险因素,前列腺癌死亡后的激进前列腺切除术.
- 开发前列腺癌特异性生存率的风险分层表.
- 为了帮助临床决策的男性生化复发.
主要方法:
- 对379名男性进行了回顾性队列研究,这些男性在急性前列腺切除术后出现了生化复发.
- 从至少两个PSA值计算前列腺特异性抗原倍化时间 (PSADT).
- 随访时间平均为10.3年,中位数为10年.
主要成果:
- 前列腺特异性抗原倍增时间 (PSADT),病理格里森得分,以及从手术到复发的时间是死亡率的重要预测因素.
- 在生化复发后16年后,没有达到中位生存期.
- 使用这三个变量创建了风险分层表,以估计15年生存率.
结论:
- 包括PSADT,格里森得分和复发时间在内的临床参数有效地分层前列腺癌死亡风险.
- 这些发现可以指导医生识别那些可能受益于早期积极治疗的患者.
- 该研究强调了低风险患者的长期生存潜力,支持保守的治疗策略.
相关概念视频
01:51Mechanisms of Retrovirus-induced Cancers
Retroviruses are RNA viruses that have been shown to cause cancers in diverse species, including chickens, mice, cats, and monkeys. The RNA genomes of these viruses are first reverse-transcribed into single and then double-stranded DNA (dsDNA) copies. This dsDNA called proviral DNA then integrates into the host genome. Subsequently, the host cell transcribes the proviral DNA in concert with the chromosomal DNA. This leads to the production of viral RNA and proteins that assemble at the host...
01:20Disorders of the Male Reproductive System
Men's health issues are increasingly recognized as significant, with several conditions posing common threats. Among these, testicular cancer is especially prevalent in younger men, particularly those aged 20 to 35 years. The disease often manifests as a painless mass in the testicles, sometimes accompanied by a sensation of heaviness or a dull ache.
Prostate disorders are another major concern. These conditions can impair urinary flow due to the prostate's location around the urethra. Symptoms...
Prostate disorders are another major concern. These conditions can impair urinary flow due to the prostate's location around the urethra. Symptoms...
01:21Cancer Survival Analysis
Cancer survival analysis focuses on quantifying and interpreting the time from a key starting point, such as diagnosis or the initiation of treatment, to a specific endpoint, such as remission or death. This analysis provides critical insights into treatment effectiveness and factors that influence patient outcomes, helping to shape clinical decisions and guide prognostic evaluations. A cornerstone of oncology research, survival analysis tackles the challenges of skewed, non-normally...