正电子放射断层造影术(PET)是新兴的适用于肺癌分期的检查方法。
Positron emission tomography (PET) is an emerging modality in lung cancer staging.
目的探讨经支气管针吸活检（TBNA）在肺癌分期中的临床应用价值。
Objective To evaluate the clinical value of transbranchial needle aspiration (TBNA) in the pre-operative staging of lung cancer.
结论经TBNA进行肺癌分期方法简便，经济实用，其分期正确率高，有较高的临床应用价值。
Conclusion The TBNA for staging of bronchogenic carcinoma is a simple and economic method with high correct rate and high clinical applicable value.
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