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2026 ASCO大会摘要公布!一文汇总乳腺癌领域重磅前沿研究精粹

04月22日
编译:肿瘤资讯
来源:ASCO官网

2026年美国临床肿瘤学会(ASCO)年会将于5月29日至6月3日在美国芝加哥举行。作为全球规模最大的肿瘤学研究盛会之一,2026 年 ASCO 年会乳腺癌领域进展明晰,外科方面持续推进手术降阶梯、腋窝处理优化与乳房重建术式精简新型药物覆盖各分子亚型,在免疫联合治疗、新型 ADC 药物、HER2 靶向及内分泌靶向治疗均获得最新循证数据同时依托基因与分子标志物完成获益人群分层,结合靶点、分型及临床风险制定个体化治疗方案,进一步细化精准治疗策略。目前大会官网已公布摘要标题,【肿瘤资讯】特此整理了本届大会中乳腺癌领域的重磅口头报告的最新研究成果,以飨读者。

Clinical Science Symposium

专场名称:The Dr. Bernard Fisher Memorial Annual Clinical Science Symposium Supported by the Breast Cancer Research Foundation: The Future of Immunotherapy for Breast Cancer

摘要号: 1009
英文标题:
Efficacy and safety of camrelizumab combined with docetaxel and carboplatin as neoadjuvant therapy for triple-negative breast cancer: The HELEN-Trio 011 randomized clinical trial.
中文标题:
卡瑞利珠单抗联合多西他赛和卡铂作为三阴性乳腺癌新辅助治疗的有效性和安全性:HELEN-Trio 011随机临床试验
讲者:河南省肿瘤医院 焦得闯教授

摘要号: 1010
英文标题: Time-of-day administration of immunotherapy in early-stage triple-negative breast cancer: Immune-dependent chronotherapy effects in the phase III A-BRAVE trial.
中文标题: 早期三阴性乳腺癌免疫治疗的给药时间:III期A-BRAVE试验中免疫相关的时辰治疗效应
讲者: Maria Vittoria Dieci

摘要号: 1011
英文标题: Primary results from the triple-negative cohort of TBCRC-053 (P-RAD): A randomized trial of no, low, or high dose preoperative radiation with pembrolizumab and chemotherapy in node-positive breast cancer.
中文标题: TBCRC-053 (P-RAD)三阴性队列的主要结果:一项在淋巴结阳性乳腺癌中比较豁免、低剂量或高剂量术前放疗联合帕博利珠单抗和化疗的随机试验
讲者: Alice Yoosun Ho

摘要号: 1012
英文标题: Trastuzumab deruxtecan (T-DXd) + durvalumab (D) in patients (pts) with previously untreated HER2+ unresectable/metastatic breast cancer (mBC): Final analysis from DESTINY-Breast07.
中文标题: 德曲妥珠单抗(T-DXd)+度伐利尤单抗(D)治疗既往未经治疗的HER2+不可切除/转移性乳腺癌(mBC)患者:DESTINY-Breast07的最终分析
讲者: Sherene Loi

Oral Abstract Session

专场名称:Breast Cancer—Local/Regional/Adjuvant

摘要号: LBA660
英文标题:
 Anbenitamab plus albumin-bound docetaxel (nab-docetaxel) ± carboplatin (Cb) versus trastuzumab and pertuzumab plus docetaxel (THP) ± Cb as neoadjuvant therapy for HER2-positive early or locally advanced breast cancer: A randomized, open-label, multicenter, phase 3 trial.
中文标题: 
Anbenitamab加白蛋白结合型多西他赛(nab-docetaxel)±卡铂(Cb)对比曲妥珠单抗和帕妥珠单抗加多西他赛(THP)±Cb作为HER2阳性早期或局部晚期乳腺癌新辅助治疗:一项随机、开放标签、多中心、3期临床试验
讲者:复旦大学附属肿瘤医院 邵志敏教授

摘要号: 506
英文标题:
 Updated overall survival results from a randomized phase III trial of non–cross-resistant adjuvant chemotherapy plus endocrine therapy versus endocrine therapy alone in HR+/HER2−/lymph node–positive breast cancer with residual disease following neoadjuvant chemotherapy.
中文标题:
 一项比较无交叉耐药辅助化疗联合内分泌治疗与单用内分泌治疗在新辅助化疗后存在残留病灶的HR+/HER2-/淋巴结阳性乳腺癌中的随机III期试验的更新总生存期结果
讲者:北京大学肿瘤医院 杨飏教授

摘要号: LBA503
英文标题: 
Omission of completion axillary dissection in patients with breast cancer and sentinel lymph node macrometastases: Overall survival and patient-reported arm morbidity from the randomized SENOMAC trial.
中文标题: 
乳腺癌伴前哨淋巴结宏转移患者豁免腋窝淋巴结清扫:随机SENOMAC试验的总生存期和患者报告的手臂发病率
讲者: 
Jana de Boniface

摘要号: 500
英文标题: First results from the OPTIMA phase III randomized non-inferiority trial of test-directed chemotherapy in patients with high clinical risk ER-positive HER2-negative early breast cancer.
中文标题: 在临床高危ER阳性HER2阴性早期乳腺癌患者中进行基于检测指导化疗的OPTIMA III期随机非劣效性试验的初步结果
讲者: Robert C. Stein

摘要号: 501
英文标题: Prognostic and predictive impact of baseline gene expression (exp) in the NATALEE trial of adjuvant (adj) ribociclib (RIB) + nonsteroidal aromatase inhibitor (NSAI) in HR+/HER2− early breast cancer (EBC).
中文标题: 基线基因表达(exp)在NATALEE试验中的预后和预测价值:瑞波西利(RIB)+非甾体芳香化酶抑制剂(NSAI)辅助治疗HR+/HER2-早期乳腺癌(EBC)
讲者: Stephen K.L. Chia

摘要号: 502
英文标题: Efficacy and safety of giredestrant (GIRE) in patients (pts) with estrogen receptor–positive, HER2-negative early breast cancer (ER+, HER2– eBC) in the phase III lidERA BC clinical trial: Results by menopausal status.
中文标题: giredestrant(GIRE)在雌激素受体阳性、HER2阴性早期乳腺癌(ER+, HER2- eBC)患者中的有效性和安全性(按绝经状态):III期lidERA BC临床试验的结果
讲者: Peter Schmid

摘要号: 504
英文标题: Surgical de-escalation of implant-based breast reconstruction (IBBR) after mastectomy for breast cancer treatment or prevention: The international randomized phase III PREPEC trial (OPBC-02).
中文标题: 乳腺癌治疗或预防性乳房切除术后植入物乳房重建(IBBR)的手术降阶梯:国际随机III期PREPEC试验(OPBC-02)
讲者: Walter Weber

摘要号: 505
英文标题: Prediction of axillary response in 5,262 patients with node-positive breast cancer treated with neoadjuvant chemotherapy: Results from the prospective multicenter AXSANA/EUBREAST-03/AGO-B-053 study.
中文标题: 接受新辅助化疗的5262例淋巴结阳性乳腺癌患者腋窝缓解的预测:来自前瞻性多中心AXSANA/EUBREAST-03/AGO-B-053研究的结果
讲者: Maggie Banys-Paluchowski

摘要号: 507
英文标题
: Neoadjuvant pembrolizumab or placebo plus chemotherapy followed by adjuvant pembrolizumab or placebo for high-risk early-stage TNBC: Final analysis results from the phase 3 KEYNOTE-522 study.
中文标题: 新辅助帕博利珠单抗或安慰剂联合化疗序贯帕博利珠单抗或安慰剂辅助治疗高危早期TNBC:3期KEYNOTE-522研究的最终分析结果
讲者: Peter Schmid

专场名称:Breast Cancer—Metastatic

摘要号: LBA1003
英文标题: Izalontamab brengitecan (iza-bren) versus physician’s choice of chemotherapy in patients with unresectable locally advanced or metastatic triple-negative breast cancer (TNBC): A randomized phase III study.
中文标题: Izalontamab brengitecan(iza-bren)对比医生选择的化疗治疗不可切除的局部晚期或转移性三阴性乳腺癌(TNBC)患者:一项随机III期试验
讲者:复旦大学附属肿瘤医院 吴炅教授

摘要号: 1002
英文标题: First-line datopotamab deruxtecan (Dato-DXd) vs chemotherapy in patients with locally recurrent inoperable or metastatic triple-negative breast cancer (TNBC) for whom immunotherapy was not an option: Additional efficacy endpoints from the TROPION-Breast02…
中文标题: 一线德达博妥单抗(Dato-DXd)对比化疗治疗不适合免疫治疗的局部复发不可切除或转移性三阴性乳腺癌(TNBC)患者:TROPION-Breast02的额外疗效终点
讲者: David W. Cescon

摘要号: LBA1000
英文标题: Progression-free survival after next line of treatment (PFS2) and subsequent therapies (subs tx) in the ASCENT-04 study of participants (pts) with previously untreated PD-L1+ metastatic triple-negative breast cancer (mTNBC) treated with sacituzumab govitecan (SG) plus pembrolizumab.
中文标题: 既往未接受过治疗的PD-L1+转移性三阴性乳腺癌(mTNBC)患者接受戈沙妥珠单抗(SG)联合帕博利珠单抗治疗的ASCENT-04研究中,下一线治疗后的无进展生存期(PFS2)及后续治疗
讲者: Kevin Kalinsky

摘要号: 1001
英文标题: Progression-free survival after next line of treatment (PFS2) and subsequent therapies (subs tx) in the ASCENT-03 study of participants (pts) with previously untreated metastatic triple-negative breast cancer (mTNBC) treated with sacituzumab govitecan (SG) vs chemotherapy (chemo).
中文标题: 既往未接受过治疗的转移性三阴性乳腺癌(mTNBC)患者接受戈沙妥珠单抗(SG)对比化疗治疗的ASCENT-03研究中,下一线治疗后的无进展生存期(PFS2)及后续治疗
讲者: Sara A. Hurvitz

摘要号: 1005
英文标题: Efficacy and safety of tucatinib (TUC) vs placebo (PBO) combined with trastuzumab and pertuzumab (HP) as maintenance therapy for HER2+ metastatic breast cancer by stratified subgroups.
中文标题:Tucatinib 对比安慰剂(PBO)联合曲妥珠单抗和帕妥珠单抗(HP)作为HER2+转移性乳腺癌维持治疗的分层亚组有效性和安全性分析
讲者: Erika P. Hamilton

摘要号: LBA1007
英文标题: First-line (1L) camizestrant (CAMI) for emergent ESR1 mutations (ESR1m) in advanced breast cancer (ABC): Final progression-free survival 2 (PFS2) from the phase III SERENA-6 trial.
中文标题: 一线camizestrant(CAMI)治疗晚期乳腺癌(ABC)新发ESR1突变(ESR1m):III期SERENA-6试验的最终无进展生存期2(PFS2)
讲者: Francois Clement Bidard

摘要号: LBA1006
英文标题: Giredestrant (GIRE) + palbociclib (PALBO) vs letrozole (LET) + PALBO as first-line (1L) therapy in patients (pts) with estrogen receptor–positive, HER2-negative locally advanced or metastatic breast cancer (ER+, HER2– LA/mBC): Primary analysis of the phase III persevERA BC trial.
中文标题: Giredestrant (GIRE) + 哌柏西利 (PALBO) 对比来曲唑 (LET) + PALBO作为雌激素受体阳性、HER2阴性局部晚期或转移性乳腺癌一线治疗:III期persevERA BC试验的初步分析
讲者: Nicholas C. Turner

摘要号: 1004
英文标题: Prevalence of symptomatic skeletal events (SSE) with reduced denosumab (Dmab) dose density (every 12 weeks versus every 4 weeks): A randomized phase III non-inferiority trial SAKK 96/12 REDUSE.
中文标题: 降低地舒单抗(Dmab)给药密度(每12周对比每4周)的症状性骨骼事件(SSE)发生率:一项随机III期非劣效性试验SAKK 96/12 REDUSE
讲者: Roger Anton Fredy Von Moos

Rapid Oral Abstract Session

专场名称:Breast Cancer—Local/Regional/Adjuvant

摘要号: 508
英文标题:
 Adjuvant capecitabine and trastuzumab for stage IA HER2-positive breast cancer (IRIS-A): A phase II clinical trial.
中文标题: 
辅助卡培他滨和曲妥珠单抗治疗IA期HER2阳性乳腺癌(IRIS-A):一项II期临床试验
讲者:复旦大学附属肿瘤医院 王若曦教授

摘要号: 509
英文标题: Neoadjuvant pyrotinib vs pertuzumab therapy for HER2-positive early breast cancer: The HELEN HER-013 randomized clinical trial.
中文标题: 吡咯替尼对比帕妥珠单抗新辅助治疗HER2阳性早期乳腺癌:HELEN HER-013随机临床试验
讲者:河南省肿瘤医院 朱久俊教授

摘要号: LBA510
英文标题:
 Primary results of the BETTER-CARE trial: Implementation of a needs-adapted and individualized follow-up care after primary breast cancer.
中文标题: 
BETTER-CARE试验的主要结果:原发性乳腺癌后实施适应需求和个体化的随访护理
讲者: 
Achim Woeckel

摘要号: LBA514
英文标题:
 Neoadjuvant rilvegostomig (R) + trastuzumab deruxtecan (T-DXd) in high-risk HER2-negative breast cancer: Results from the I-SPY 2.2 trial.
中文标题:
 新辅助rilvegostomig (R) + 德曲妥珠单抗 (T-DXd) 治疗高危HER2阴性乳腺癌:I-SPY 2.2试验的结果
讲者: 
Ciara Catherine O'Sullivan

摘要号: LBA515
英文标题: Role of neoadjuvant versus adjuvant chemotherapy, dose density, and treatment schedule in biologically high-risk HR+/HER2- breast cancer: A pooled analysis of the WSG ADAPT-HR+/HER2- and PlanB trials.
中文标题: 新辅助与辅助化疗、剂量密度及治疗方案在生物学高危HR+/HER2-乳腺癌中的作用:WSG ADAPT-HR+/HER2-和PlanB试验的汇总分析
讲者: Oleg Gluz

摘要号: 513
英文标题: Does resection of cavity shave margins impact survival in breast cancer patients?
中文标题: 切除腔壁切缘是否影响乳腺癌患者的生存期?
讲者: Anees B. Chagpar

摘要号: 516
英文标题: Secondary safety analysis of trastuzumab deruxtecan (T-DXd) vs trastuzumab emtansine (T-DM1) in DESTINY-Breast05: Clinical and demographic risk factors of interstitial lung disease (ILD) and radiation pneumonitis (RP).
中文标题: DESTINY-Breast05中德曲妥珠单抗(T-DXd)对比恩美曲妥珠单抗(T-DM1)的次要安全性分析:间质性肺病(ILD)和放射性肺炎(RP)的临床和人口统计学危险因素
讲者: Michael Untch

摘要号: 511
英文标题: The effects of Mediterranean diet, physical activity, and vitamin D on breast cancer recurrence and cardiometabolic health: A multicenter randomized trial.
中文标题: 地中海饮食、体力活动和维生素D对乳腺癌复发及心脏代谢健康的影响:一项多中心随机试验
讲者: Livia Augustin

摘要号: 512
英文标题: Effect of elinzanetant on sleep disturbance and aspects of quality of life in women with breast cancer experiencing vasomotor symptoms: OASIS-4 subgroup analysis by type of endocrine therapy.
中文标题: Elinzanetant对伴有血管舒缩症状的乳腺癌女性睡眠障碍和生活质量方面的影响:按内分泌治疗类型进行的OASIS-4亚组分析
讲者: Claudio Soares

专场名称:Breast Cancer—Metastatic

摘要号: 1020
英文标题:
 Impact of bevacizumab on the efficacy of antibody–drug conjugates as later-line treatment of basal-like immune-suppressed triple-negative breast cancer.
中文标题: 
贝伐珠单抗对基底样免疫抑制型三阴性乳腺癌后线抗体偶联药物疗效的影响
讲者:复旦大学附属肿瘤医院 刘引教授

摘要号: LBA1018
英文标题: Palbociclib plus tamoxifen ± goserelin in women with hormone receptor (HR)-positive, HER2-negative advanced breast cancer (BC): PATHWAY, an Asian international double-blind randomized phase 3 trial—Final overall survival (OS) analysis.
中文标题: 哌柏西利加他莫昔芬±戈舍瑞林治疗激素受体(HR)阳性、HER2阴性晚期乳腺癌(BC)女性患者:亚洲国际双盲随机3期试验PATHWAY——最终总生存期(OS)分析
讲者:台湾大学医学院附设医院 卢彦伸教授

摘要号:1013
英文标题:
ASCENT-04: Analysis of efficacy by biomarker subgroups with sacituzumab govitecan (SG) + pembrolizumab (pembro) vs chemotherapy (chemo) + pembro in participants (pts) with previously untreated PD-L1+ metastatic triple-negative breast cancer (mTNBC).
中文标题:
ASCENT-04:戈沙妥珠单抗(SG)+帕博利珠单抗(pembro)对比化疗(chemo)+pembro治疗既往未接受过治疗的PD-L1+转移性三阴性乳腺癌(mTNBC)患者生物标志物亚组的疗效分析
讲者:
Sara M. Tolaney

摘要号:1014
英文标题:ASCENT-03: Efficacy by biomarker subgroup with sacituzumab govitecan (SG) vs chemotherapy (chemo) in participants (pts) with previously untreated advanced triple-negative breast cancer (TNBC) who are not candidates for PD-(L)1 inhibitors (PD-[L]1i).
中文标题:ASCENT-03:戈沙妥珠单抗(SG)对比化疗(chemo)治疗既往未接受过治疗且不适合PD-(L)1抑制剂治疗的晚期三阴性乳腺癌(TNBC)患者的生物标志物亚组疗效
讲者:Carlos H. Barrios

摘要号:1017
英文标题: Effectiveness of first-line ET+CDK4/6i continuation beyond disease progression in a large cohort of patients with HR+/HER2− advanced breast cancer: Results from the multicenter, real-world, Italian study PALMARES-2.
中文标题: 在HR+/HER2-晚期乳腺癌大队列患者中疾病进展后继续一线内分泌治疗(ET)+CDK4/6抑制剂的有效性:来自多中心、真实世界、意大利PALMARES-2研究的结果
讲者: Claudio Vernieri

摘要号: 1016
英文标题: Post-progression treatment (tx) analyses of evERA Breast Cancer (BC): A phase III trial of giredestrant (GIRE) + everolimus (E) in patients (pts) with estrogen receptor–positive, HER2-negative advanced BC (ER+, HER2– aBC) previously treated with a CDK4/6 inhibitor (i).
中文标题: evERA乳腺癌(BC)进展后治疗(tx)分析:一项评估giredestrant(GIRE)+依维莫司(E)治疗既往接受过CDK4/6抑制剂(i)的雌激素受体阳性、HER2阴性晚期乳腺癌(ER+, HER2- aBC)患者的III期临床试验
讲者: Komal L. Jhaveri

摘要号: 1019
英文标题: Paclitaxel plus bevacizumab with or without atezolizumab for hormone receptor-positive/HER2-negative advanced breast cancer: JCOG1919E (AMBITION) phase III trial.
中文标题: 紫杉醇加贝伐珠单抗联合或不联合阿替利珠单抗治疗激素受体阳性/HER2阴性晚期乳腺癌:JCOG1919E(AMBITION)III期临床试验
讲者: Fumikata Hara

摘要号: 1021
英文标题: A DESTINY-Breast09 analysis of treatment duration and clinical outcomes by best response to trastuzumab deruxtecan (T-DXd) + pertuzumab (P).
中文标题: DESTINY-Breast09:按德曲妥珠单抗(T-DXd)+帕妥珠单抗(P)最佳缓解情况分析治疗持续时间与临床结局
讲者: Yeon Hee Park

摘要号: 1015
英文标题: Impact of food access and poverty on somatic genomic profiles and clinical outcomes in metastatic breast cancer.
中文标题: 食物获取与贫困对转移性乳腺癌体细胞基因组谱和临床结局的影响
讲者: Emily L. Podany


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