New breath tester can detect lung cancer with 86 accuracy

"Early detection of lung cancer dramatically increases the odds of survival.

Currently, only 15 percent of cases are discovered before the disease has begun to spread."

Source:
http://www.google.com/hostednews/afp/article/ALeqM5gD0oDWeDtMfAYl0C5bvx6Yyd78Yg