P urrposeTo evaluation of energy spectrum CT virtual scan in combination with dual phase (arterial phase,venous phase) e......

目的评价能谱CT多参数定量值在鉴别肺占位病变(直径>0.5 cm)性质的应用价值。方法回顾性分析接受能谱CT双期增强扫描且经病理证实......