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摘要目的与常规滤过反投影法(FBP)对照,评价混杂迭代算法儿童胸腹部CT的影像质量与辐射剂量的降低。材料与方法此项回顾性研究由学院审查委员会批准,符合HIPAA要求。总共234例病人(年龄6周~18岁,中位年龄12岁)接受了胸部与腹部CT检查。CT采用64层螺旋CT混合自适应统计迭代重建
Abstract Objective To compare the image quality and radiation dose of thoracoabdominal and abdominal CT in mixed iterative algorithm with conventional FBP. Materials and Methods This retrospective study was approved by the College Board of Review and meets HIPAA requirements. A total of 234 patients (age 6 weeks to 18 years and median age 12 years) underwent chest and abdominal CT examinations. CT using 64-slice spiral CT hybrid adaptive statistical iterative reconstruction