103P Long-term results and bone-protective effect of everolimus added to letrozole and ovarian function suppression for premenopausal women with hormone receptor-positive, HER2-negative metastatic breast cancer: An updated analysis of the LEO study

2021 ◽  
Vol 32 ◽  
pp. S67
Author(s):  
H. Jeong ◽  
J.H. Jeong ◽  
J.E. Kim ◽  
J-H. Ahn ◽  
K.H. Jung ◽  
...  
2012 ◽  
Vol 48 ◽  
pp. S54
Author(s):  
R. Bartsch ◽  
Z. Bago-Horvath ◽  
U. Pluschnig ◽  
A. Berghoff ◽  
P. Dubsky ◽  
...  

2012 ◽  
Vol 48 (13) ◽  
pp. 1932-1938 ◽  
Author(s):  
Rupert Bartsch ◽  
Zsuzsanna Bago-Horvath ◽  
Anna Berghoff ◽  
Catharina DeVries ◽  
Ursula Pluschnig ◽  
...  

2010 ◽  
Vol 28 (25) ◽  
pp. 3917-3921 ◽  
Author(s):  
Robert. W. Carlson ◽  
Richard Theriault ◽  
Christine M. Schurman ◽  
Edgardo Rivera ◽  
Cathie T. Chung ◽  
...  

Purpose To explore the antitumor activity of the aromatase inhibitor, anastrozole, in the treatment of premenopausal women with hormone receptor–positive, metastatic breast cancer who have been rendered functionally postmenopausal with the use of the luteinizing hormone-releasing hormone agonist, goserelin. Patients and Methods Premenopausal women with estrogen and/or progesterone receptor–positive, metastatic or recurrent breast cancer were enrolled in this prospective, single-arm, multicenter phase II trial. Patients were treated with goserelin 3.6 mg subcutaneous monthly and began anastrozole 1-mg daily 21 days after the first injection of goserelin. Patients continued on treatment until disease progression or unacceptable toxicity. Results Thirty-five patients were enrolled of which 32 were evaluable for response and toxicity. Estradiol suppression was assessed, with mean estradiol levels of 18.7 pg/mL at 3 months and 14.8 pg/mL at 6 months. One participant (3.1%) experienced a complete response, 11 (34.4%) experienced partial response, and 11 (34.4%) experienced stable disease for 6 months or longer for a clinical benefit rate of 71.9%. Median time to progression was 8.3 months (range, 2.1 to 63+) and median survival was not been reached (range, 11.1 to 63+). The most common adverse events were fatigue (50%), arthralgias (53%), and hot flashes (59%). There were no grade 4 to 5 toxicities. Conclusion The combination of goserelin plus anastrozole has substantial antitumor activity in the treatment of premenopausal women with hormone receptor–positive metastatic breast cancer.


1997 ◽  
Vol 15 (10) ◽  
pp. 3171-3177 ◽  
Author(s):  
Z U Rahman ◽  
D K Frye ◽  
A U Buzdar ◽  
T L Smith ◽  
L Asmar ◽  
...  

PURPOSE Most of the data about high-dose chemotherapy (HDCT) for metastatic breast cancer are derived from phase II studies. The interpretation of these data depends on comparisons with data from properly selected historical control patients treated with standard therapy under similar circumstances. We report the long-term results of patients with metastatic breast cancer who were eligible for HDCT but were treated with doxorubicin-containing standard-dose chemotherapy. PATIENTS AND METHODS Prospectively collected data from 18 successive doxorubicin-containing protocols for the treatment of metastatic breast cancer were evaluated. Using common eligibility criteria for HDCT, we identified patients who would have been candidates for HDCT. We analyzed response rates, progression-free survival (PFS), and overall survival (OS) for all patients, potential HDCT candidates, and noncandidates. RESULTS A total of 1,581 patients was enrolled onto the 18 studies. Six hundred forty-five were HDCT candidates, and 936 were noncandidates. The complete response rate was 27% for HDCT candidates and 7% for noncandidates; median PFS was 16 and 8 months and median OS was 30 and 17 months, respectively. Survival rates for HDCT candidates and noncandidates, respectively, were 21% and 6% at 5 years and 7% and 2% at 10 years. CONCLUSION This study suggests that encouraging results of single-arm trials of HDCT could partially be due to selection of patients with better prognoses and further stresses the importance of completing ongoing randomized trials of HDCT to assess the relative efficacy of HDCT in patients with metastatic breast cancer.


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