This chapter delves into the concept of cancer stages and their purpose, highlighting their connection to prognosis. It also explores the limitations of the current staging system and the complexity of detecting and treating cancer.
Early detection of cancer seems like a very good idea. But it's a lot more complicated than it seems. Oncologist and epidemiologist Vinay Prasad of the University of California, San Francisco talks to EconTalk's Russ Roberts about why many tests to detect cancer do little or nothing to extend lifespan.