The Application of Helical CT Dual-phase Scan in Diagnosis and Staging of the Gastrointestinal Tumor / 实用放射学杂志

Objective To investigate the clinical value of helical CT dual-phase scan in diagnosis and staging in gastrointestinal tumor.Methods Helical CT dual-phase enhanced imaging features of gastrointestinal tumor proved by surgery and pathology in 69 cases were retrospectively reviewed.Results(1)The tumors in 55 cases were enhanced ovviously in the venous phase compared with that in arterial phase(P