方法：回顾112例CT引导下经皮肺穿刺活检术的患者，经病理诊断证实94例。
Method: Retrospectly study on 112 patients undergoing CT-guided percutaneous transthoracic needle aspiration biopsy, 94 of which were diagnosed by pathology.
目的探讨经皮肺穿刺活检术在外周肺部阴影中的实用性和可靠性。
Objective To investigate practically and reliability of percutaneous needle biopsy in the diagnosis of pulmonary shadow.
目的探讨CT引导下经皮肺穿刺活检术的临床应用。
Objective To explore the clinical application of CT-guided percutaneous needle lung biopsy.
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