在CT导引下经皮穿刺活检，属非血管性介入范畴［’］，因创伤小，诊断准确率高，应用范围越来越广。本文总结了21例CT导引下反旋式细针经皮穿刺活检的经验，并将肺穿刺隧道法一同介绍如下。资料与方法21例病人中，男15例，女6例。年龄3～67岁，平均47．5岁。肺部肿块14例，肿块 Percutaneous needle biopsy under the guidance of CT, is a non-vascular interventional category [], due to small trauma, high diagnostic accuracy, the application of more and more widely. This article summarizes 21 cases of CT-guided anti-spin fine needle percutaneous biopsy experience, and pulmonary puncture tunnel method are described below. Materials and Methods 21 cases of patients, 15 males and 6 females. Age 3 to 67 years old, average 47.5 years old. 14 cases of lung mass, mass