DOUBLE ROW DETECTOR TYPE X-RAY CT APPARATUS

摘要

PROBLEM TO BE SOLVED: To reduce X-ray exposure amount in a double row detector type X-ray CT apparatus having a plurality of rows of X-ray detectors in slice direction. SOLUTION: This double row detector type X-ray CT apparatus can set a related region for a subject as a region for obtaining a tomographic image by a related region setting means, and radiation of X-rays to a region other than the related region is limited by a limiting means 2.