Rui M. Bernardino , Theodorus van der Kwast , Neil E. Fleshner
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目前IDC/Crib检测策略的局限性由于传统的活检显示出有限的敏感性,可靠地检测这些侵袭性亚型仍然很困难。匹配活检和RP研究的数据表明,传统活检方法(有或没有磁共振成像[MRI]融合)对Crib的敏感性低至42%,对IDC的敏感性低至44%。活检中的抽样偏差可能解释了这一点,因为它们更有可能检测到广泛的IDC/Crib。此外,前列腺癌治疗的前景已经发生了变化,现在的重点是适应风险的方法,以平衡治疗强度和生活质量的考虑。积极监测(AS)越来越多地用于有利的中危PCa,特别是2级组[GS 7(3 + 4)],这得到了新兴研究的支持,并认识到并非所有中危病例都涉及侵袭性进展[7]。根据欧洲泌尿外科协会(European Association of Urology)的指南,在高风险的pain患者中,AS不适用于IDC/Crib。Yu等人的研究表明,95%伴有淋巴结转移的RP标本中观察到IDC或Crib形态学,是预后的一个强有力的独立预测因子。将IDC/Crib纳入前列腺癌风险评估和国家综合癌症网络模型,可提高RP后BCR预测的准确性,特别是在高危和极高危人群中。这强调了病理学家对记录这些特征的迫切需要,特别是在IDC/ crib前列腺特异性膜抗原(PSMA)为基础的正电子发射断层扫描(PET)/计算机断层扫描(CT)越来越多地用于BCR和预处理设置的转移检测的生物成像病例中。这种成像方式的高灵敏度揭示了新的转移模式,增加了[9],[10]期迁移的复杂性。RP标本中IDC的存在与PSMA PET/CT上转移的可能性较高相关。在PSMA PET/CT检测到转移的患者中,Crib特别与IDC/Crib的淋巴分子改变相关。Crib和IDC都表现出更高的遗传不稳定性和拷贝数改变率,经常涉及关键肿瘤抑制基因和癌基因的突变,如PTEN(通常在IDC中丢失)、TP53、BRCA2、ATM、RB1和SPOP。致癌通路解除管制事件,包括MYC扩增和PI3K-AKT-mTOR、JAK-STAT、KRAS和MAPK通路的改变,推动这些模式的肿瘤进展[10]。这些分子变化强调了IDC/Crib的侵袭性和临床意义。sidc和Crib形态与不良临床结果密切相关,包括BCR、转移和生存率差。虽然将AS扩大到有利的中危PCa,并将局灶治疗扩大到不利的中危病例可能提供潜在的益处,但必须仔细考虑。由于目前的活检方法往往缺乏敏感性,因此准确检测高危特征(如IDC和Crib)仍然至关重要。这些组织学特征的结合
期刊介绍:
European Urology is a peer-reviewed journal that publishes original articles and reviews on a broad spectrum of urological issues. Covering topics such as oncology, impotence, infertility, pediatrics, lithiasis and endourology, the journal also highlights recent advances in techniques, instrumentation, surgery, and pediatric urology. This comprehensive approach provides readers with an in-depth guide to international developments in urology.