An interesting bioethics debate

Does early detection work? __The New York Times__ today posts a linkurl:story about Claudia Henschke,;http://www.nytimes.com/2006/10/31/health/31prof.html a radiology professor at Weill Cornell Medical College who?s pushing for routine CT scans to detect lung cancer earlier. The phrases are so well trodden, they?re often taken at face value: ?We?re lucky we caught it in time,? or ?If only we?d found it sooner.? The problem with simply accepting that earlier detection means better survival i