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。 典型病例 病例 2: 活檢結(jié)果示:穿刺組織見大量腺癌細(xì)胞。 6個(gè)月后因黃疸、瘙癢、呼吸困難再次入院,體檢示皮膚鞏膜中度黃染,入院后 CT平掃加增強(qiáng),示肝未見占位性病變,膽管無擴(kuò)張。 ECT示廣泛骨轉(zhuǎn)移, CT示肝未見異常,雙肺轉(zhuǎn)移瘤。 典型病例 病例 2: 女性, 29歲,因右側(cè)乳房腫塊 1年,腰痛、咳嗽 10天而入院。入院后給予紫杉醇 175mg/m2,d1, 順鉑 80mg/m2, d2, 21天重復(fù), 2個(gè)周期后評價(jià)療效,肝、肺部病灶為 PR, 化療 4個(gè)周期后未再入院, 4個(gè)月后出現(xiàn)呼吸困難再次入院,CT示肝、肺病灶較前增多增大,給予 GEM 1000mg/m2, NVB 25mg/m2, d1,8, q21d。 2個(gè)月前開始出現(xiàn)腰痛,為持續(xù)鈍痛,活動后加重。4(7):398399. 小 結(jié) 方案 ORR(%) 注備 TC(DOC+CTX)/AC(ADM+CTX) 90/87 5年 DFS TC高于 AC (n=1016) AC(ADM+CTX) (n=209 ) AD 4DOC 4 / AP 4TAX 4 TAX+ trastuzumab TAX DOC DOC+ gefitinib DOC+CBP+ trastuzumab 6周期 pCR高于 3周期 DOC+IFO 5658 DOC+NVB (CR63%) DDP+NVB NBV+ trastuzumab 小 結(jié) 方案 ORR(%) 注備 GEM + ADM GEM + DDP GEM + OXA DOC + GEM GEM pemetrexed CAP+ trastuzumab (一線), (二線) CAP + Epi + DDP CAP + Epi + DOC CAP + DOC (pCR: 21%) CAP CAP + NVB Epothilones 典型病例 病例 1: 女性, 60歲,因右側(cè)乳腺癌改良根治術(shù)后 2年,腰痛 2個(gè)月而入院。356(14):1471。4(7):398399. Lapatinib plus capecitabine for HER2positive advanced breast cancer. 結(jié)論 : Lapatinib + capecitabine 治療anthracycline, taxane, trastuzumab 治療后進(jìn)展的晚期 HER2陽性的乳腺癌,療效明顯好于單用 capecitabine。356(14):1471。 給予 lapatinib 1250 mg ,每天 1次, capecitabine 2022 mg/m2/d, d114, 21天 1周期。13(2):165171. Gemcitabine and oxaliplatin in patients with metastatic breast cancer resistant to or pretreated with both anthracyclines and taxanes: clinical and pharmacokiic data. Gemcitabine 1000 mg/m2 on days 1, 8 followed by oxaliplatin at 100 mg/m2 iv on day 2 every 2 weeks. PR: 25%, SD40%, PD: 35% Airoldi M, et al. Am J Clin Oncol. 2022。18(1):527. Dosedense adjuvant chemotherapy in nodepositive breast cancer: docetaxel followed by epirubicin/cyclophosphamide (T/EC), or the reverse sequence (EC/T), every 2 weeks, versus docetaxel, epirubicin and cyclophosphamide (TEC) every 3 weeks. AERO B03 randomized phase II study. CONCLUSIONS: Dosedense regimens yield more frequent and severe nonhematological toxic effects than standard dose TEC regimen. Piedbois P, et al. Ann Oncol. 2022。33(1):3942. Dosedense adjuvant chemotherapy in nodepositive breast cancer: docetaxel followed by epirubicin/cyclophosphamide (T/EC), or the reverse sequence (EC/T), every 2 weeks, versus docetaxel, epirubicin and cyclophosphamide (TEC) every 3 weeks. AERO B03 randomized phase II study. docetaxel 75 mg/m2, epirubicin 75 mg/m2 cyclophosphamide (C) 500 mg/m2 (TEC)x6, every 3 weeks。Vinorelbine 25 mg/m(2) 或 30 mg/m(2) days 1, 8, 22 , 29. ORR: 55% . Welt A, et al. Ann Oncol. 2022。43(7):11531160. Clinical efficacy of capecitabine as firstline chemotherapy in metastatic breast cancerHow low can you go? 63例, capecitabine 1000mg/m(2) twice daily, days114, every 21days. RR: 29%. TTP: (11% TTP of 1y), Yap YS, et al. Breast. 2022。 cisplatin 60 mg/m(2)day 1 , every 3weeks. ORR: 74% 。25(23):34153420. France A phase II study of epirubicin, cisplatin and capecitabine as neoadjuvant chemotherapy in locally advanced or inflammatory breast cancer. epirubicin 60 mg/m(2) day 1。25(23):33993406. USA Roch233。 % Grade 3/4 外周神經(jīng)病變 (14%), 疲勞 (13%), 肌肉痛 (8%), 口腔炎 (6%). Perez EA, et al. J Clin Oncol. 2022。12(3):27180. ixabepilone (BMS247550) Ixabepilone (40 mg/m(2) as a 3hour infusion every 3 weeks. ORR : %。 此類藥不易出現(xiàn)多種耐藥機(jī)制( MRP1和 Pgp溢出泵, βⅢ 微管蛋白過表達(dá), β微管蛋白突變)。22(10):20222025. Targeting the microtubules in breast cancer beyond taxanes: the epothilones. epothilones 及其類似物是一類新的微管穩(wěn)定劑,其與微管蛋白結(jié)合致細(xì)胞凋亡而死亡。30(1):3340. Epothilones: mechanism of action and biologic activity. Epothilones是一種新的抗癌藥 . 臨床前研究提示, epothilones 與微管結(jié)合,但又與paclitaxel的作用機(jī)理不同,故對耐 paclitaxel的實(shí)體瘤仍有效。 ORR: % (無 CR), SD: % 。 A, et al. Semin Oncol. 2022。13(12):36523659.