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Welcome to the new CancerGRACE.org! Explore our fresh look and improved features—take a quick tour to see what’s new.
I'm very pleased to offer the excellent podcast produced from the recent webinar by Dr. Suresh Ramalingam, a leader in the lung cancer field who heads the Thoracic Oncology Program at Emory University in Atlanta. He's also a good friend I've known since our fellowship training days, and he was kind and generous enough to refuse the honorarium we offered for his participation, instead requesting that it be donated back and used for other GRACE programs. Instead, he was happy to do this entirely out of a commitment to the lung cancer community.
Here is the first podcast of what we plan will be an ongoing series of round table discussions with cancer experts about real case scenarios and how we make decisions in practice. My guests for the discussion are Drs. Janessa Laskin, medical oncologist from British Columbia Cancer Agency in Vancouver, BC, and Alan Sandler, medical oncologist and Director of Hematology/Oncology at Oregon Health & Science University in Portland.
I just wanted to tell people about a remarkable patient I just saw who is delighted to have had a remarkable response to Tarceva a few years after responding to Iressa. She made my day. In truth, her case was remarkably long before this. She was diagnosed with bronchioloalveolar carcinoma (BAC) all the way back in 1995 (I was finishing med school, no kids -- life was simpler then). She had undergone a left lower lobectomy for localized disease initially, but her cancer recurred in late 1998, confirmed on a bronchoscopy, and she began experiencing a cough then.
On October 15th there was a press release that, as far as I can tell, went almost entirely unnoticed. News outlets reported that Roche (owner of Genentech, the maker of Avastin (bevacizumab)) reported to OSI Pharmaceuticals (the maker of Tarceva (erlotinib)) the final overall survival results from the ATLAS trial.
Perhaps the most unexpected clinical trial result in lung cancer over the past 5 years was the finding in the large Southwest Oncology Group (SWOG) 0023 trial that randomized several hundred patients to maintenance therapy with either the oral EGFR inhibitor Iressa (gefitinib) or a placebo after chemo/radiation concurrently and then consolidation taxotere (docetaxel).
What we are striving for in cancer care today is personalized medicine. So, if a patient with newly diagnosed NSCLC has an activating epidermal growth factor receptor (EGFR) mutation, we give that patient Tarceva (erlotinib), a tyrosine kinase inhibitor (TKI). Right? Well, yes -- but it doesn’t always work (the response rate is in the 70-75% range). Why not? We’re not sure, but it would be nice to learn why we don't see near a 100% response rate among patients with EGFR mutations, so that we can know to recommend other alternatives.
When most oncologists think about the EGFR inhibitor tarceva (erlotinib), they think of the uncommon but very memorable patient who has a spectacular response within a few weeks of starting it, then continues to do well on it for a year or more. These patients are most commonly never-smokers, often Asian, and almost invariably have an adenocarcinoma. In contrast, many oncologists perceive there to be little to no value in giving tarceva to patients with squamous tumors, and many don’t even bother to offer it to these patients.
As more and more oncologists become aware of the importance of testing for at least the EGFR mutation in tumor, and soon, perhaps, in blood, it seems likely that more patients will have their first systemic treatment for advanced non-small cell lung cancer (NSCLC) be an epidermal growth factor receptor (EGFR) tyrosine kinase inhibitor (TKI), usually Tarceva (erlotinib), until Iressa (gefitinib) is re-approved (perhaps).
Welcome to the new CancerGRACE.org! Explore our fresh look and improved features—take a quick tour to see what’s new.