ＣＴ导引下经皮活检和介入治疗是介入放射学的重要内容之一 ,有些胸腹部病变仅仅依靠影像学资料很难做出明确诊断。本研究总结分析了 42例胸腹部病变患者行ＣＴ导引下经皮穿刺活检术并做出相应组织学或细胞学诊断的有关资料 ,以探讨ＣＴ导引下经皮活检术在诊断胸腹部病变中的应 CT-guided percutaneous biopsy and interventional radiotherapy is an important part of interventional radiology, and some thoraco-abdominal lesions rely on imaging data is difficult to make a clear diagnosis. This study summarizes 42 cases of thoracic and abdominal lesions underwent CT guided percutaneous biopsy and make the appropriate histological or cytological diagnosis of the relevant data to explore the CT guided percutaneous biopsy in the diagnosis of thoracic and abdominal lesions In the should