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患者男性,62岁,慢性咳嗽,咳痰20余年。吸烟史40年,每日1至2包。入院前一天突然发现痰中带血,但无胸痛、发热及肺部感染表现。于1978年11月23日入院。X线检查无特殊发现,痰脱落细胞学检查三次阴性。入院后第3天行纤维支气管镜(olympuBF—5B_2型)检查发现:气管、支气管粘膜呈慢性炎症改变,右上叶尖后段支气管分
The patient was male, 62 years old, had a chronic cough and had a cough for more than 20 years. 40 years of smoking history, 1 to 2 bags daily. On the day before admission, he suddenly noticed blood in the sputum, but there was no chest pain, fever, or lung infection. He was admitted to hospital on November 23, 1978. No special findings were found on the X-ray examination. The nevus cytology examination was negative three times. On the third day after admission, a fiberoptic bronchoscope (olympuBF-5B_2 type) examination revealed that the trachea and bronchial mucosa showed chronic inflammatory changes, and the right upper lobe and the later segmental bronchial bronchus.