| 1. | Pneumomediastinum may cause caval obstruction .
纵隔积气可能引起腔静脉梗阻。 |
| 2. | Conclusion pneumomediastinum or pneumothorax is mainly caused by the intrapulmonary hyper - pressure and fracture of pulmonary bubbles
结论：肺内压过大、肺泡破裂是纵隔气肿、气胸发生的主要原因。 |
| 3. | Objective to summarize the experience of surgical treatment of non - thoracotraumatic pneumomediastinum and to analyse it " s etiopathology
目的为了总结非胸外伤性纵隔气肿的外科治疗经验，并探讨其发病机理。 |
| 4. | Methods we analyzed the clinical data of 10 cases of pneumomediastinum or pneumothorax during the removal of bronchial foreign bodies in children
方法：对10例支气管异物取出术中发生纵隔气肿、气胸的临床资料进行分析。 |
| 5. | Objective to discuss the etiology , diagnosis , treatment , and prevention of pneumomediastinum or pneumothorax during the removal of bronchial foreign bodies in children
摘要目的：探讨小儿支气管异物取出术中纵隔气肿、气胸发生的原因、诊治及预防。 |
| 6. | Methods 64 cases with non - thoracotraumatic pneumomediastinum were analysed retrospectively . the etiopathology , classification and surgical treatment of the disease were discussed
方法对64例非胸外伤性纵隔气肿进行了回顾性分析；对其发病机理，分类和外科治疗进行了讨论。 |
| 7. | Conclusion ( 1 ) most non - thoracotraumatic pneumomediastinum are secondary to the underlying diseases . therefore , the effective treatment of primary diseases are important . ( 2 ) a satisfactory effect must be based on different surgical techniques according to the different clinical symptoms and age of patients
结论( 1 )非胸外伤性纵隔气肿多为继发性的，在进行外科治疗的同时，应加强原发疾病的治疗； ( 2 )对非胸外伤性纵隔气肿应根据其临床症状的轻重和不同年龄采取不同的外科治疗方法，才能获得满意疗效。 |
