Hi, I'm Karin. My dad, 72, was diagnosed with Stage IV NSCLC Adenocarcinoma with pleural effusion at the end of January. He is taking Tarceva. Cancer is mainly in his right lung, but he does have some in the left, as well. It is nowhere else, as far as we know. He is constantly freezing, which the doctors have attributed to being on Coumadin. The plan is to wean him off that. His legs and feet are extremely swollen, in spite of having been on Lasix for at least a couple of weeks. Walking even a very short distance causes him to become very short of breath, which in turn causes him grea