Research Topics
Species | B EjlertsenSummaryAffiliation: Copenhagen University Hospital Country: Denmark Publications
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Publications
Prognostic and predictive role of ESR1 status for postmenopausal patients with endocrine-responsive early breast cancer in the Danish cohort of the BIG 1-98 trialB Ejlertsen
Danish Breast Cancer Cooperative Group Statistical Center Department of Oncology, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark
Ann Oncol 23:1138-44. 2012..Estrogen Receptor 1 (ESR1) aberrations may be associated with expression of estrogen receptor (ER) or progesterone receptor (PgR), human epidermal growth factor receptor-2 (HER2) or Ki-67 labeling index and prognosis...
[Should chemotherapy or endocrine therapy be used as first choice in patients with advanced breast cancer? A status article based on the Cochrane analysis "Chemotherapy alone versus endocrine therapy alone for metastatic breast cancer"]Bent Ejlertsen
H S Rigshospitalet, Finsencentret, Onkologisk Klinik, København
Ugeskr Laeger 166:2434-6. 2004
Combined epirubicin and vinorelbine as first-line therapy in metastatic breast cancer: a pilot study performed by the Danish Breast Cancer Cooperative GroupB Ejlertsen
Department of Oncology, The Finsen Center, Rigshospitalet Bldg 5012, Blegdamsvej 9, DK 2100 Copenhagen Ø, Denmark
Breast 12:42-50. 2003..In the treatment of advanced breast cancer, improvement of the antitumor efficacy by the addition of vinorelbine to epirubicin remains to be demonstrated in a randomized phase III trial...
[The effect of bisphosphonates on pain relief in patients with bone metastases: A status article based on the Cochrane analysis: "Bisphosphonates for the relief of pain secondary to bone metastasis"]Bent Ejlertsen
Onkologisk Klinik 5012, H:S Rigshospitalet, Blegdamsvej 9,
Ugeskr Laeger 165:2089-91. 2003
Similar efficacy for ovarian ablation compared with cyclophosphamide, methotrexate, and fluorouracil: from a randomized comparison of premenopausal patients with node-positive, hormone receptor-positive breast cancerBent Ejlertsen
Department of Oncology, Bldg 5012 Rigshospitalet, Copenhagen University Hospital, DK 2100 Copenhagen, Denmark
J Clin Oncol 24:4956-62. 2006..To compare the efficacy of ovarian ablation versus chemotherapy in early breast cancer patients with hormone receptor-positive disease...
Phase III study of intravenous vinorelbine in combination with epirubicin versus epirubicin alone in patients with advanced breast cancer: a Scandinavian Breast Group Trial (SBG9403)Bent Ejlertsen
Department of Oncology, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark
J Clin Oncol 22:2313-20. 2004..To determine whether the addition of intravenous (IV) vinorelbine to epirubicin increased the progression-free survival in first-line treatment of metastatic breast cancer...
Improved outcome from substituting methotrexate with epirubicin: results from a randomised comparison of CMF versus CEF in patients with primary breast cancerBent Ejlertsen
Department of Oncology, Bldg 5012 Rigshospitalet, Copenhagen University Hospital, 9 Blegdamsvej, DK 2100 Copenhagen, Denmark
Eur J Cancer 43:877-84. 2007..The risk of secondary leukaemia and congestive heart failure was similar in the two groups. Overall CEF was superior over CMF in terms of DFS and OS in patients with operable breast cancer without subsequent increase in late toxicities...
Population-based study of peritumoral lymphovascular invasion and outcome among patients with operable breast cancerBent Ejlertsen
Department of Oncology, Bldg 4262 Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark
J Natl Cancer Inst 101:729-35. 2009....
HER2, TOP2A, and TIMP-1 and responsiveness to adjuvant anthracycline-containing chemotherapy in high-risk breast cancer patientsBent Ejlertsen
Department of Oncology, Bldg 4262 Rigshospitalet, 9, Blegdamsvej, DK 2100 Copenhagen, Denmark
J Clin Oncol 28:984-90. 2010....
Cyclophosphamide, methotrexate, and fluorouracil; oral cyclophosphamide; levamisole; or no adjuvant therapy for patients with high-risk, premenopausal breast cancerBent Ejlertsen
Danish Breast Cancer Cooperative Group, Copenhagen, Denmark
Cancer 116:2081-9. 2010..The authors report the results from that trial after a potential follow-up of 25 years...
Tamoxifen in high-risk premenopausal women with primary breast cancer receiving adjuvant chemotherapy. Report from the Danish Breast Cancer co-operative Group DBCG 82B TrialM Andersson
Department of Oncology, Rigshospitalet, Copenhagen, Denmark
Eur J Cancer 35:1659-66. 1999..v., concurrent TAM for 1 year did not improve the outcome. These results do not exclude that receptor positive patients may benefit from adjuvant TAM for longer periods given sequentially to chemotherapy...
Pattern of spread and progression in relation to the characteristics of the primary tumour in human breast cancerC Kamby
Department of Oncology ONA, Finsen Institute, Rigshospitalet, Copenhagen, Denmark
Acta Oncol 30:301-8. 1991....
Body size and menopausal status in relation to the pattern of spread in recurrent breast cancerC Kamby
Department of Oncology ONA, Finsen Institute, Rigshospitalet, Copenhagen, Denmark
Acta Oncol 28:795-9. 1989..Moreover, the results do not suggest interactions between body size, menopausal status, and the clinical course of recurrent breast cancer...
Histological grade and steroid receptor content of primary breast cancer--impact on prognosis and possible modes of actionC Kamby
Department of Oncology, Finsen Institute, Rigshospitalet, Copenhagen, Denmark
Br J Cancer 58:480-6. 1988..In contrast, SR rich tumours had a propensity for recurrence in bone. The results suggest that the impact on prognosis of the features examined here includes both variations in growth rate and metastatic pattern...
Oral clodronate in breast cancer patients with bone metastases: a randomized studyB Kristensen
Department of Oncology, Finsen Center, Copenhagen University Hospital, Denmark
J Intern Med 246:67-74. 1999..To investigate the effect of the bisphosphonate clodronate on the occurrence of skeletal events (hypercalcaemia, fractures and radiotherapy) in breast cancer patients with bone metastases...
Survival in breast cancer patients after the first episode of hypercalcaemiaB Kristensen
Department of Oncology, Copenhagen University Hospital, Denmark
J Intern Med 244:189-98. 1998..To investigate hypercalcaemia (serum ionized calcium (S-Ca2+) > 1.35 mmol L(-1)) in breast cancer patients before and after the introduction of bisphosphonates and the effect of disease- and treatment-related factors on survival...
The pattern of metastases in human breast cancer. Influence of systemic adjuvant therapy and impact on survivalC Kamby
Department of Oncology ONA, Finsen Institute, Rigshospitalet, Copenhagen, Denmark
Acta Oncol 27:715-9. 1988..These results probably reflect that metastases in different anatomical locations differ with respect to sensitivity to antineoplastic treatments...
Vinorelbine as first-line or second-line therapy for advanced breast cancer: a Phase I-II trial by the Danish Breast Cancer Co-operative GroupSven T Langkjer
Department of Oncology, Vejle Sygehus, Vejle, Denmark
Acta Oncol 47:735-9. 2008..This study was conducted to establish the maximum tolerated dose (MTD) of intravenous vinorelbine and on the determined dose to assess efficacy and safety in patients with metastatic breast cancer previously treated with epirubicin...
The value of TOP2A gene copy number variation as a biomarker in breast cancer: Update of DBCG trial 89DKirsten Vang Nielsen
Dako A S, Glostrup, Denmark
Acta Oncol 47:725-34. 2008..We present an updated and extended statistical analysis, requested for IVD-labeling of TOP2A testing...
Tamoxifen for one year versus two years versus 6 months of Tamoxifen and 6 months of megestrol acetate: a randomized comparison in postmenopausal patients with high-risk breast cancer (DBCG 89C)Jørn Andersen
Department of Oncology, Arhus University Hospital, Arhus Sygehus, Denmark
Acta Oncol 47:718-24. 2008..A multivariate analysis in the per-protocol treated patients did not show significant differences in hazard ratios for DFS or OS among the three arms. Side-effects were rare but more common in the TAM2 and TAM/MA arms...
Adjuvant cyclophosphamide, methotrexate, and fluorouracil in premonopausal patients with node-positive breast cancer: indirect comparison of dose and schedule in DBCG trials 77, 82, and 89Bent Ejlertsen
Department of Oncology, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark
Acta Oncol 47:662-71. 2008..The classical CMF has later been modified as concerns dose and schedule, without formal comparisons in randomised trials between the classical CMF and the modifications...
DBCG trial 89B comparing adjuvant CMF and ovarian ablation: similar outcome for eligible but non-enrolled and randomized breast cancer patientsBent Ejlertsen
Department of Oncology, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark
Acta Oncol 47:709-17. 2008..A cohort of premenopausal patients with primary hormone receptor positive breast cancer was prospectively identified to be eligible for the DBCG 89B trial. We perform a long-term follow-up and evaluate the external validity of the trial...
Effect of systemic adjuvant treatment on risk for contralateral breast cancer in the Women's Environment, Cancer and Radiation Epidemiology StudyLisbeth Bertelsen
Institute of Cancer Epidemiology, Danish Cancer Society, Strandboulevarden 49, DK 2100 Copenhagen Ø, Denmark
J Natl Cancer Inst 100:32-40. 2008..However, less is known about how long the risk is reduced and the impact of factors such as age and menopausal status...
Bisphosphonate treatment in primary breast cancer: results from a randomised comparison of oral pamidronate versus no pamidronate in patients with primary breast cancerBent Kristensen
Department of Oncology, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark
Acta Oncol 47:740-6. 2008..CONCLUSION: The results from the trial do not support a beneficial effect of oral pamidronate on the occurrence of bone metastases or fractures in patients with primary breast cancer receiving adjuvant chemotherapy...
[Medical treatment of early breast cancer: chemotherapy]Bent Ejlertsen
Rigshospitalet, Finsencentret, Onkologisk Klinik, København Ø
Ugeskr Laeger 169:3070-2. 2007..A regimen containing anthracyclines and taxanes, the most active drugs in primary breast cancer, is preferable if chemotherapy is to be used, e.g. epirubicin and cyclophosphamide followed by docetaxel...
Novel de novo BRCA2 mutation in a patient with a family history of breast cancerThomas V O Hansen
Department of Clinical Biochemistry, Rigshospitalet, Copenhagen, Denmark
BMC Med Genet 9:58. 2008..We describe the parental origin and functional characterization of a novel de novo BRCA2 splice site mutation found in a patient exhibiting a ductal carcinoma at the age of 40...
[Preoperative chemotherapy in operable breast cancer. A survey of a Cochrane review]Mogens Bernsdorf Petersen
Onkologisk Klinik 5073, Rigshospitalet,
Ugeskr Laeger 170:3048-50. 2008
retrospective analysis of topoisomerase IIa amplifications and deletions as predictive markers in primary breast cancer patients randomly assigned to cyclophosphamide, methotrexate, and fluorouracil or cyclophosphamide, epirubicin, and fluorouracil: DanisAnn S Knoop
Oncological Department, Odense University Hospital DK 5000, Odense C, Denmark
J Clin Oncol 23:7483-90. 2005..The aim of the study was to evaluate the predictive value of HER2 and topoisomerase IIalpha gene (TOP2A) for the efficacy of epirubicin in the adjuvant setting of breast cancer patients...
Aromatase inhibitors in the treatment of early and advanced breast cancerHeikki Joensuu
Department of Oncology, Helsinki University Central Hospital, Helsinki, Finland
Acta Oncol 44:23-31. 2005..Third generation aromatase inhibitors may be considered as the first line therapy of hormone-receptor-positive advanced breast cancer in postmenopausal women, and they may also be used for preoperative therapy of breast cancer...
Amplification of HER2 and TOP2A and deletion of TOP2A genes in breast cancer investigated by new FISH probesKaren E Olsen
Department of Pathology, Odense University Hospital, Denmark
Acta Oncol 43:35-42. 2004..Traditionally, in the FISH technique the result has been based on counting 60 cells. However, we found that a much less time-consuming method of counting 60 signals gave equally good results...
Pregnancy after treatment of breast cancer--a population-based study on behalf of Danish Breast Cancer Cooperative GroupNiels Kroman
Department of Breast and Endocrine Surgery, Rigshospitalet, Copenhagen, Denmark
Acta Oncol 47:545-9. 2008..In 1997 we published a population-based Danish study indicating no negative prognostic effect of pregnancy after breast cancer treatment. The present study is a ten-year update...
The clinical database and the treatment guidelines of the Danish Breast Cancer Cooperative Group (DBCG); its 30-years experience and future promiseSusanne Møller
Danish Breast Cancer Cooperative Group, Rigshospitalet, Copenhagen, Denmark
Acta Oncol 47:506-24. 2008..Discussion. The joint conception of the multidisciplinary breast cancer group and a clinical database has provided improvements in the management of breast cancer patients and has enabled recruitment of patients onto randomised trials...
[Hereditary breast cancer: treatment and prevention]Bent Ejlertsen
Rigshospitalet, Finsencentret, Onkologisk Klinik, København Ø
Ugeskr Laeger 169:2972-5. 2007..The possible impact of BRCA1/2 mutations on the efficacy of medical therapies has recently attained much interest, alongside the development of targeted therapies against BRCA1/2 associated cancers...
Pharmacodiagnostics and targeted therapies - a rational approach for individualizing medical anticancer therapy in breast cancerJan Trøst Jørgensen
Clinical Research, Dako Denmark A S, Produktionsvej 42, DK 2600 Glostrup, Denmark
Oncologist 12:397-405. 2007..Pharmacodiagnostic tests will play an important role in the further development of targeted therapies and may be seen as a prerequisite for the introduction of individualized medicine in oncology...
[Breast cancer]Mogens Blichert-Toft
H:S Rigshospitalet, endokrin- and mammakirurgisk klinik CE, Finsencentret, Onkologisk afdeling
Ugeskr Laeger 164:3023-6. 2002
[Press, ethics and genetic screening]Anne-Marie Gerdes
Ugeskr Laeger 168:3448; author reply 3448. 2006
[Inherited breast and ovarian cancers]Anne Marie A Gerdes
Odense Universitetshospital, Afdeling for Biokemi, Farmakologi og Genetik, DK 5000 Odense C
Ugeskr Laeger 168:2367-9. 2006..National guidelines for clinical intervention in the cases of high-risk individuals have been established...
Semi-quantitative scoring of potentially predictive markers for endocrine treatment of breast cancer: a comparison between whole sections and tissue microarraysKatrine L Henriksen
Department of Tumor Endocrinology, Institute of Cancer Biology, Danish Cancer Society, Copenhagen Ø, Denmark
J Clin Pathol 60:397-404. 2007..To assess whether immunohistochemically stained tissue microarrays (TMA) of 2 mm cores from paraffin embedded tumour tissue may replace whole sections in semi-quantitative evaluation of selected potential markers for endocrine treatment...
[Future endocrine therapy of breast cancer]Bent Ejlertsen
Ugeskr Laeger 169:296. 2007
