Major advances in lung cancer detection are helping catch lung cancers at earlier stages, improving the odds of surviving the leading cause of cancer death. “It is so deadly because it spreads,” said Dr. John Kuhn , McLaren Flint cardiothoracic surgeon. “Lung cancer typically goes undetected until it is in a late stage because there are seldom signs of cancer early on when it is curable.” It starts with a simple scan. Computed tomography (CT) scans are not new. During this computerized x-ray imagi...