X-RAY CT SYSTEM, OPERATION CONSOLE, AND CONTROL METHOD

摘要

PROBLEM TO BE SOLVED: To provide an X-ray CT system which can reduce an exposure dose even if the Scout function cannot be used in diagnosis of lung cancer. SOLUTION: This X-ray CT system is equipped with a selecting means to select whether group diagnosis is carried out or not, a setting part to set at least width of a subject's breast part and an inspection range, a retaining part to retain reference fluoroscopic image data of a reference subject body to be the reference by the width, a calculating part to calculate the control value of an X-ray dose of the X-ray irradiated from the X-ray tube during rotation movement using reference fluoroscopic image data retained in the retaining part based on the width of the subject's breast part set at the setting part, and a scan control part to scan according to the control value calculated at the calculating part.