Computer-aided Diagnosis for Lung Cancer: Usefulness of Nodule Heterogeneity.

RATIONALE AND OBJECTIVES To develop a computer-aided diagnosis system to differentiate between malignant and benign nodules. MATERIALS AND METHODS Seventy-three lung nodules revealed on 60 sets of computed tomography (CT) images were analyzed. Contrast-enhanced CT was performed in 46 CT examinations. The images were provided by the LUNGx Challenge, and… (More)