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[目的]探讨多层螺旋CT(MSCT)激光定位导引同轴穿刺活检在孤立性肺结节定性诊断的临床价值。[方法]回顾分析经MSCT激光定位导引同轴穿刺活检直径0.6~3.0cm的孤立性肺结节76例。[结果]孤立性肺结节靶点刺中率100.0%,穿刺活检诊断准确率为97.3%。其中恶性肿瘤54例占71.1%,良性病变22例占28.9%,术后并发少量气胸(肺压缩<10%)者9例,占11.8%,并发肺内穿刺针道出血11例,占14.5%。[结论]MSCT激光定位导引同轴穿刺活检可显著提高穿刺精确度,是对孤立性肺结节的定性诊断快捷有效的重要手段。
[Objective] To investigate the clinical value of multi-slice spiral CT (MSCT) laser-guided coaxial needle biopsy in the diagnosis of solitary pulmonary nodules. [Methods] A retrospective analysis of 76 cases of solitary pulmonary nodules with a diameter of 0.6 ~ 3.0cm by MSCT laser guided coaxial biopsy. [Results] The rate of solitary pulmonary nodule target puncture was 100.0% and the diagnostic accuracy of puncture biopsy was 97.3%. Among them, 54 (71.1%) had malignant tumor, 22 (28.9%) had benign disease, 9 (11.8%) had pneumothorax (<10% . [Conclusion] MSCT laser guided coaxial biopsy can significantly improve puncturing accuracy and is an important and effective method for qualitative diagnosis of solitary pulmonary nodules.