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肺癌是呼吸系统中最常见的发病率较高的恶性肿瘤,是严重威胁人类生命健康的主要癌症之一[1]。随着工业的不断发达,肺癌患病率和发病率逐年急剧上升。尽管肺癌X线胸片检查是肺癌最常用的辅助检查之一,但常因缺乏特征,要明确诊断仍较困难,误诊率较高。本文收集2006年
Lung cancer is the most common malignant tumor in the respiratory system and one of the major cancers that seriously threaten human life and health [1]. With the continuous development of industry, the prevalence and incidence of lung cancer have risen sharply year by year. Although lung cancer X-ray examination is one of the most commonly used auxiliary examination of lung cancer, but often due to lack of features, to confirm the diagnosis is still more difficult, a higher rate of misdiagnosis. This article was collected in 2006