早期子宫内膜癌术后辅助治疗-PPT课件.ppt
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1、子宫内膜癌分期(子宫内膜癌分期(FIGO2009FIGO2009)I 肿瘤限于子宫体 IA 肿瘤浸润深度1/2肌层 IB 肿瘤浸润深度1/2肌层II 肿瘤浸润宫颈间质,但无宫体外蔓延III 肿瘤局部和(或)区域扩散 IIIA 肿瘤累及浆膜层和(或附件) IIIB肿瘤累及阴道和(或)宫旁 IIIC盆腔淋巴结和(或)主动脉旁淋巴结转移 IIIC1盆腔淋巴结转移 IIIC2主动脉旁淋巴结转移伴有(或无)盆腔淋巴结转移IV肿瘤浸及膀胱和(或)直肠粘膜,和(或)盆腔淋巴结转移 IV1肿瘤浸及膀胱或直肠粘膜 IV2远处转移,包括腹腔内和(或)腹股沟淋巴结转移手术病理分期(手术病理分期(FIGOFIGO,1
2、9881988,20092009 ) Surgical StageSurgical Stage2009b2009 babcab2009 a手术病理分期(手术病理分期(FIGOFIGO,19881988,2009 2009 ) Surgical Surgical StageStagea期:癌瘤浸润膀胱或直肠粘膜期:癌瘤浸润膀胱或直肠粘膜b期:远处转移期:远处转移c2c1腹腔冲洗液腹腔冲洗液 a b c 早期子宫内膜癌GOG:仅考虑细胞分化程度和肌层浸润,5年生存率92.7%Relationgship between surgical-pathologic risk factors and out
3、come in stage I and II carcinoma of the endometrium: a Gynecologic Oncology Group study. Gynecol Oncol,1991,40:55-65.I期术后的辅助治疗II期术后辅助治疗问题n哪些需要术后辅助治疗n哪些腔内放疗足够n哪些的确需要盆腔放疗术后复发及转移的高危因素n高危因素:高危因素: 细胞学分化程度 肌层浸润 病理类型n相对高危因素:相对高危因素: 年龄 脉管瘤栓 肿瘤大小 子宫下段(宫颈腺体)受累 Prognostic FactorsEffect of individual prognostic
4、 factors on relative risk to survivalPrognostic factorRelative risknEndometrioid histology Grade 11.0Grade 21.6Grade 32.6nSerous histologyGrade 12.9Grade 24.4Grade36.6nMyometrial penetration endometrium only1.0inner 1/31.2inner 2/31.6outer 1/33.0nPositive washings 3.0nAge 45 years1.065 years3.4Lymph
5、ovascular space involvement 1.5 Keys et Al. A phase III trial of Surgery vs with or without adjunctive external pelvic radiation therapy in intermediate risk endometrial adenocarcinoma: A Gynecologic Oncology Group study. Gynec. Oncology. 92(3). 744-751. 2004Prognostic Factors危险因素 5年生存率多于2个 17% 2个 6
6、6%无或1个 95% Creutzberg et Al. Surgery and postoperative radiotherapy versus surgery alone for patients with stage-1 endometrial carcinoma;multicentric randomised trial. Lancet. 355: 1404-1411. 2000危险度分组I(Risk Classification )n低危组(低危组(LRLR):肿瘤限于子宫,侵犯肌层50%,高、中分化n中危组(中危组(IRIR):侵犯子宫肌层50%,或G3,或宫颈受侵。再根据3个高
7、危因素:脉管瘤栓, 外1/3肌层受累, 分化程度(G2,G3) 中高危(中高危(HIRHIR):3个高危因素,任何年龄; 2个高危因素及50至69岁; 1个高危因素及70岁以上. 中低危(中低危(LIRLIR):除上述中高危组以外的中危组 n高危组(高危组(HRHR):子宫外或淋巴结转移。 Relationgship between surgical-pathologic risk factors and outcome in stage I and II carcinomaof the endometrium: a Gynecologic Oncology Group study. Gyne
8、col Oncol,1991,40:55-65. A phase III trial of surgery with or without adjunctive external pelvic radiation therapy in intermediate risk endometrial adenocarcinoma: aGynecologic Oncology Group study.Gynecol Oncol. 2004 Mar;92(3):744-51.危险度分组II(Risk Classification )n低危组(低危组(LRLR): 局限于子宫内膜的G1和G2期的子宫内膜样
9、腺癌n中危组(中危组(IRIR): 病变局限于子宫,但肌层受侵或宫颈间质受侵,包括 部分IA期,全部IB期, 部分II期。再根据3个高危因素:脉管瘤栓, 外1/3肌层受累, 分化程度(G2,G3) 中高危(HIR):3个高危因素,任何年龄; 2个高危因素及50至69岁; 1个高危因素,70岁以上. 中低危(LIR):除上述中高危组以外的中危组 n高危组(高危组(HRHR): 包括任何分化程度的宫颈大肿瘤受累,III期,IVA期, 及特殊病理类型如papillary serous or clear cell uterine tumors Contemporary management of en
10、dometrial cancer.Lancet. 2012 Apr 7;379(9823):1352-60.危险度分组III(Risk Classification )n低危组(低危组(LRLR):I期子宫内膜样腺癌,G1和G2期,肌层受侵50%n中危组(中危组(IRIR): 其它的I期子宫内膜样腺癌。 中低危(LIR):年龄50%; G3肌层受侵60岁; G1或G2且肌层受累50%; G3肌层受侵50%,II期,III期的子宫内膜样腺癌,及特殊病理类型如papillary serous or clear cell uterine tumors. Surgery and postoperati
11、ve radiotherapy versus surgery alone for patients with stage-1 endometrial carcinoma: multicentre randomised trial. PORTEC Study Group. Post Operative Radiation Therapy in Endometrial Carcinoma. Lancet. 2000 Apr 22;355(9213):1404-11. The Role of Radiotherapy in Endometrial Cancer:Current Evidence an
12、d Trends。Curr Oncol Rep (2011) 13:472478低危组子宫内膜样腺癌IA期,肌层受侵50%,G1和G2期n5年生存率达95%以上;n放疗不能改善局控率(包括阴道残端),总复发率及总生存率;n增加治疗相关并发症n局部复发后治疗仍取得高生存率。结论:不需要辅助治疗结论:不需要辅助治疗nElliott P, Green D, Coates A, et al. The efficacy of postoperative vaginal irradiation in preventing vaginal recurrence in endometrial cancer.
13、Int J Gynecol Cancer 1994; 4: 8493.n Karolewski K, Kojs Z, Urbanski K, et al. The effi ciency of treatment in patients with uterine-confined endometrial cancer. Eur J Gynaecol Oncol 2006; 27: 57984.nTouboul E, Belkacemi Y, Buff at L, et al. Adenocarcinoma of the endometrium treated with combined irr
14、adiation and surgery:study of 437 patients. Int J Radiat Oncol Biol Phys 2001; 50: 8197.nMariani A, Webb MJ, Keeney GL, Haddock MG, Calori G, Podratz KC. Low-risk corpus cancer: is lymphadenectomy or radiotherapy necessary? Am J Obstet Gynecol 2000; 182: 150619.nSorbe B, NordstromB, Maenpaa J, et al
15、. Intravaginal brachytherapy in FIGO stage I low-risk endometrial cancer: a controlled randomized study. Int J Gynecol Cancer 2009;19: 87378.中危组及高危组(早期子宫内膜癌)目前无令人信服的研究证实辅助治疗提高生存率。n中低危组n中高危组Contemporary management of endometrial cancer. 2012 Apr 7;379(9823):1352-60术后辅助放疗The Norwegian trial方法方法: : 540
16、 患者, 手术+镭腔内放疗后,随机分为不加盆腔放疗组及加盆腔淋巴结放疗.随访3-10年。结果结果: :1.盆腔放疗组阴道残端及盆腔的复发率明显下降(1.9 vs 6.9%, P .01)2.盆腔放疗组远处转移率则增加 (9.9 vs 5.4%).3.5年生存率无差异(91% vs 89%) 4.G3,肌层浸润大于50%的患者在局控率和总生存率上可能受益(18% vs 27%),但样本量小,无统计意义。Aalders J, Abeler V, Kolstad P, Onsrud M.Postoperative external irradiation and prognostic paramet
17、ers in stage I endometrial carcinoma: clinical and histopathologic study of 540 patients. Obstet Gynecol. 1980 Oct;56(4):419-27.PORTEC-1方法方法: : 715I期子宫内膜样腺癌,G1肌层浸润大于50%,G2,G3肌层浸润小于50%. TAH-BSO,随机分为术后体外放疗(46Gy/2Gy)和不加治疗组。结果结果: : 1.局部复发率:5年 4% vs 14% (p0.001),10年 5% vs 14% (p0.001)2.OS: 5年 81% vs 85%
18、(p=0.31). 10年:68% vs 73% (p=0.14)。3.肿瘤相关死亡率:5年 9% vs 6% (p=0.37).10年 10% vs 8% (p=0.47).4.治疗相关并发症:25% vs 6% (p0.0001). 5.阴道复发后5年生存率64%, 盆腔复发及远处转移11%。6.未加放疗组局部复发75%位于阴道残端,治疗后5年生存率70%。7.局部复发相关高危因素:G3,大于60岁,肌层浸润大于50%。 Surgery and postoperative radiotherapy versus surgery alone for patients with stage-1
19、 endometrial carcinoma: multicentre randomised trial. PORTEC Study Group. Post Operative Radiation Therapy in Endometrial Carcinoma. Lancet. 2000 Apr 22;355(9213):1404-11. Postoperative radiotherapy for Stage 1 endometrial carcinoma: long-term outcome of the randomized PORTEC trial with central path
20、ology review. Int J Radiat Oncol Biol Phys. 2005;63:8348. (Postoperative Radiation Therapy in Endometrial Carcinoma)PORTEC-1结论结论: nI期子宫内膜癌,术后放疗可降低局部复发率,但不提高总生存率. n放疗增加治疗相关并发症. n60 岁以下和G2肌层浸润小于50%的I期患者不建议术后放疗.Surgery and postoperative radiotherapy versus surgery alone for patients with stage-1 endome
21、trial carcinoma: multicentre randomised trial. PORTEC Study Group. Post Operative Radiation Therapy in Endometrial Carcinoma. Lancet. 2000 Apr 22;355(9213):1404-11. Postoperative radiotherapy for Stage 1 endometrial carcinoma: long-term outcome of the randomized PORTEC trial with central pathology r
22、eview. Int J Radiat Oncol Biol Phys. 2005;63:8348.GOG99方法:方法:448 IR(IB, IC, and II ),其中HIR 33%,TAH-BSO+淋巴结切除术,随机分成盆腔放疗(50.4Gy/1.8Gy)和不加治疗组。结果结果: : 1.OS无差异:4年 92%(放疗组) vs 86%(对照组)(RH: 0.86; P=0.557).2.放疗减少局部(阴道及盆腔)复发: 18 (对照组)and 3 (放疗组);3.HIR组CIR(累积复发率): 2-year 26%(对照组) versus 6%(放疗组); 4年27% vs 13%;
23、4.HIR组复发率增加;5.LVSI与淋巴结转移,远处转移强相关。6.治疗相关严重并发症:4年13%;A phase III trial of surgery with or without adjunctive external pelvic radiation therapy in intermediate risk endometrial adenocarcinoma: a Gynecologic Oncology Group study.Gynecol Oncol. 2004 Mar;92(3):744-51.GOG99结论结论:1.早期子宫内膜癌中危组,术后辅助放疗降低复发风险,不提
24、高总生存率2.术后辅助放疗限于HIR。3.术后放疗增加治疗相关并发症。A phase III trial of surgery with or without adjunctive external pelvic radiation therapy in intermediate risk endometrial adenocarcinoma: a Gynecologic Oncology Group study.Gynecol Oncol. 2004 Mar;92(3):744-51.ASTEC and EN5 trials方法方法: : 905, FIGO stage IA and IB
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