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肺癌是常见的恶性肿瘤之一。目前，确诊肺癌最可靠依据仍属组织学和细胞学诊断，而纤维支气管镜（FB）可直接采取标本，获得组织学和细胞学资料。但获得标本的质量常影响肺癌的检出率和准确性。为了提高临床对疑肺癌病例的诊断水平，了解FB检查在疑癌病例中的诊断价值，我们收
Lung cancer is one of the common malignant tumors. At present, the most reliable basis for the diagnosis of lung cancer is still histological and cytological diagnosis, and the fiber bronchoscope (FB) can directly take specimens to obtain histological and cytological data. However, the quality of specimens obtained often affects the detection rate and accuracy of lung cancer. In order to improve the clinical diagnosis of suspected lung cancer cases and to understand the diagnostic value of FB examination in suspected cancer cases, we