目的：探讨CT定位下经皮肺肿块细针穿刺细胞学检查的技术方法、注意事项及对肺部疾病的诊断价值。
Objective: To evaluate methods and announcements of CT-guided percutaneous fine needle aspiration cytology of lung mass and the diagnostic value of lung disease.
目的：探讨术前诊断为胰腺癌术中细针穿刺细胞学（FNAC）检查阴性结果病例的临床意义和提高诊断准确性的方法。
Objective:To investigate the meaning of negative result in intraoperative fine needle aspiration cytology (FNAC) of pancreas spaceoccupy lesion and the pattern to increase the accuracy.
方法对70例病人行细针穿刺细胞学检查，并与术后病理结果对照。
Methods Total 70 cases of FNAC were performed and were checked with the histological diagnosis.
应用推荐