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分析我院１００例３５岁以下肺不张的病因分布情况。结果显示：肺不张发生于右侧者占７２％，左侧２８％，而以右中叶居多（２８％）；本组有８９％为慢性非特异性炎症所致，其发生与支气管粘膜肥厚、管壁结构破坏、先天性畸形、支气管扩张及痰液堵塞有关。活检证实为支气管结核者６％，肺癌５％。２８例右中叶不张无１例肺癌，１２例全肺不张肺癌仅３例。本资料提示青年人肺不张主要系继发性支气管化脓性炎症所致，纤支镜检查有诊断价值。
Analysis of our hospital 100 cases of atelectasis in 35 years of age the etiology of the distribution. The results showed that: atelectasis occurred in the right side accounted for 72%, left 28%, while the right middle (28%); 89% of this group is caused by chronic non-specific inflammation, its occurrence and bronchial mucosa hypertrophy, Destruction of the wall structure, congenital malformations, bronchiectasis and sputum clogging. Biopsy confirmed bronchial tuberculosis 6%, lung cancer 5%. 28 cases of right middle atelectasis without lung cancer in 1 case, 12 cases of atelectasis lung cancer in only 3 cases. The data suggest that young people with atelectasis mainly caused by secondary bronchogenic purulent inflammation, bronchoscopy has diagnostic value.