ASCO, ITT, KRAS-WT primary OS results: CALGB failed to meet its primary endpoint of OS Cetuximab is not superior to Avastin in 1L KRAS-WT. CALGB/SWOG Phase III trial of FOLFIRI or mFOLFOX6 with bevacizumab or cetuximab for patients with expanded RAS analyses in. CALGB/SWOG Phase III trial of irinotecan/5-FU/leucovorin (FOLFIRI) or oxaliplatin/5-FU/leucovorin (mFOLFOX6) with bevacizumab (BV) or cetuximab.

Author: Yozshukinos Nira
Country: Cyprus
Language: English (Spanish)
Genre: Sex
Published (Last): 16 September 2016
Pages: 11
PDF File Size: 2.75 Mb
ePub File Size: 11.1 Mb
ISBN: 914-4-87943-773-4
Downloads: 32223
Price: Free* [*Free Regsitration Required]
Uploader: Makree

Irinotecan combined with fluorouracil compared with fluorouracil alone as first-line treatment for metastatic colorectal cancer: Our website uses cookies to enhance your experience. Data 8005 was reviewed and audited by the Alliance Statistics and Data Center and by the study chairperson following Alliance policies. Power was approximately 0. A retrospective analysis from a large, federally funded clinical calbb finds that the location of the primary tumor within the colon predicts survival and may help inform optimal treatment selection for patients with metastatic colorectal cancer.

Thereafter, patients were randomized 1: Vose, MD, MBA, FASCOremarked, “This is the largest study to date of tumor location in colorectal cancer, and it strongly suggets that this unexpected factor could answer some long-standing questions about why certain patients do better than others.

Median progression-free survival was The hazard ratio and P value are adjusted for prior adjuvant therapy, prior radiotherapy, protocol chemotherapy, and randomization before and after the amendment restricting eligibility to the KRAS wild-type tumor. Patients were stratified for statistical analysis by the time of enrollment either before or after the KRAS amendment.


Treatment for the acneiform skin reaction was at the discretion of the treating physician.

Tick marks on the curves denote the last known follow-up time for patients with no death date reported. Dr Meyerhardt reports receiving personal fees from Genentech. The majority of patients also had access to both cetuximab and bevacizumab at progression because each biologic therapy was commercially available. czlgb

Meeting Library | Meeting Library

Among patients with KRAS wt untreated advanced or metastatic colorectal cancer, there was no significant difference cagb overall survival between the addition of cetuximab vs bevacizumab to chemotherapy as initial biologic treatment. Patients were 18 years or older with an Eastern Cooperative Oncology Group performance status of 0 to 1 and normal hepatic, renal, and hematologic laboratory values.

Drafting of the manuscript: Second, this study only mandated first-line treatment with patients who at any time went more calhb 28 days without treatment being removed from study. Afterward, a block size of 6 was used.

Eli Lilly provided the cetuximab. Register for email alerts with links to free full-text articles Access PDFs of free articles Manage your interests Save searches and receive search alerts. Conversely, among patients with left-sided 8005, treatment with cetuximab was associated with longer overall survival than bevacizumab 36 vs Purchase access Calhb to JN Learning for one year. Unplanned subgroup analyses were conducted for the expanded RASsex, race, and chemotherapy subsets.

Meeting Library

It is also an important reminder, in this exciting era of precision medicine, that genomics is not the only source of insight into how cancers should be studied and treated. Design, Setting, and Participants: In Septemberthe combined treatment group of both cetuximab and bevacizumab with chemotherapeutic regimen was discontinued.


The primary statistical analyses were 2-sided tests of superiority comparing cetuximab vs bevacizumab with regard to the primary and main xalgb outcomes among patients whose tumors were determined to be KRAS wt exon 2, codons 12,13 by Southwest Oncology Group review using intention-to-treat analyses. The Kaplan-Meier method was used to estimate overall and progression-free survival.

No Difference, but Not the Same. However, there was a significant difference in overall survival between panitumumab and bevacizumab Analyses are based on dalgb data and patient follow-up as of December 15, The median overall survival was N Engl J Med.

Sign in to save your search Sign in to your personal account.

Patients enrolled and consented to the companion study whose tumor was KRAS wt and who received single antibody treatment caalgb included in the primary cohort. Therapeutic anticoagulation was permitted as long as the patient was therapeutic on a stable dose of anticoagulant.

Chemotherapy, bevacizumab, and cetuximab in metastatic colorectal cancer. Sign in to customize your interests Sign in to your personal account. Better chemotherapeutic regimens, patient selection, and changing multidisciplinary management likely contributed to these outcomes as did the exclusion of patients with KRAS mutations.