Objective to study histopathological characteristics of epithelial - myoepithelial tumor of the bronchus and its differential diagnosis.
2
结果：磨砂玻璃征，腺泡样结节，病理性支气管气相具有重要的诊断价值。
Results: We found some signs are of great importance: opaque glass sign, alveolar nodular sign, pathologic air bronchogram sign.
3
结果：在寒冷吸烟慢性支气管炎的病理改变比室温条件下更严重。
Results the pathologic changes of the chronic bronchitis of the mice were more severe under the condition of cold than those under the condition of room temperature.
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