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PAM50 Risk of Recurrence Score Predicts 10-Year Distant Recurrence in a Comprehensive Danish Cohort of Postmenopausal Women Allocated to 5 Years of Endocrine Therapy for Hormone Receptor-Positive Early Breast Cancer.

PAM50 Risk of Recurrence Score Predicts 10-Year Distant Recurrence in a Comprehensive Danish Cohort of Postmenopausal Women Allocated to 5 Years of Endocrine Therapy for Hormone Receptor-Positive Early Breast Cancer. J Clin Oncol. 2018 Jan 25;:JCO2017746586 Authors: Lænkholm AV, Jensen MB, Eriksen JO, Rasmussen BB, Knoop AS, Buckingham W, Ferree S, Schaper C, Nielsen TO, Haffner T, Kibøl T, Møller Talman ML, Bak Jylling AM, Tabor TP, Ejlertsen B Abstract Purpose The PAM50-based Prosigna risk of recurrence (ROR) score has been validated in randomized clinical trials to predict 10-year distant recurrence (DR). The value of Prosigna for predicting DR was examined in a comprehensive nationwide Danish cohort consisting of postmenopausal women with hormone receptor-positive early breast cancer treated with 5 years of endocrine therapy alone. Patients and Methods Using the population-based Danish Breast Cancer Cooperative Group database, follow-up data were collected on all patients diagnosed from 2000 through 2003 who, by nationwide guidelines, were treated with endocrine therapy for 5 years. Primary tumor blocks from 2,740 patients were tested with Prosigna and, after determination of human epidermal growth factor receptor 2 (HER2) status, data from 2,558 hormone receptor-positive/HER2-negative samples were analyzed, including 1,395 node-positive patients. Fine and Gray models were applied to determine the prognostic value of ROR for DR. R...
Source: Clinical Breast Cancer - Category: Cancer & Oncology Authors: Tags: J Clin Oncol Source Type: research

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CONCLUSIONS: This study confirmed the therapeutic impact of lapatinib, trastuzumab, and paclitaxel therapy for each ER- and ER+ subgroup of HER2+ patients. Development of further strategies and tools is required, particularly for luminal HER2 disease. PMID: 29445928 [PubMed - as supplied by publisher]
Source: Breast Cancer - Category: Cancer & Oncology Authors: Tags: Breast Cancer Source Type: research
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Source: Ann Oncol - Category: Cancer & Oncology Authors: Tags: Ann Surg Oncol Source Type: research
NCI's Center for Cancer Research (CCR) Grand Rounds Dr. Matthew Ellis ’ s clinical and basic research focuses on breast cancer. He has developed neoadjuvant endocrine therapy as an alternative to chemotherapy for promoting breast-conserving therapy in postmenopausal women with ER+ HER2- stage 2 and 3 disease. He developed and validated the Ki67 proliferation marker-based Preoperative Endocrine Prognostic Index which is now undergoing a large validation study (the ALTERNATE study). These clinical studies have provided the clinical context and tumor specimens for seminal investigations into the ER+ breast cancer somati...
Source: Videocast - All Events - Category: General Medicine Tags: Upcoming Events Source Type: video
The 21-gene recurrence score (RS) assay determines the benefit of adding chemotherapy to endocrine therapy for patients with early stage, estrogen receptor (ER)-positive, HER2-negative breast cancer. The RS ri...
Source: BMC Cancer - Category: Cancer & Oncology Authors: Tags: Research article Source Type: research
Authors: Rugo HS, Li H, Gui X Abstract Breast cancer is one of the most prevalent cancers and the leading causes of cancer mortality in women worldwide and in China. For hormone receptor-positive (HR+) breast cancer, accounting for approximately 60-80% of breast cancer, endocrine therapy (ET) is the primary treatment strategy. For patients with HR+ metastatic breast cancer (MBC), there are many endocrine-based treatment options that can improve long-term outcomes and optimize quality of life. With the emergence and availability of new and effective agents, the options for ET have expanded in the last two decades. A...
Source: Advances in Experimental Medicine and Biology - Category: Research Tags: Adv Exp Med Biol Source Type: research
Condition:   Metastatic Breast Cancer Intervention:   Drug: Palbociclib / Chemotherapy (capecitabine, epirubicin, paclitaxel, vinorelbine) / Endocrine therapy (exemestane, fulvestrant, letrozole, tamoxifen) Sponsors:   German Breast Group;   Pfizer;   Advanced Medical Services;   Philips Respironics Not yet recruiting
Source: ClinicalTrials.gov - Category: Research Source Type: clinical trials
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