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小儿支气管肺囊肿临床上较为少见,由于胚胎发育过程中肺芽分支发育畸形,气管和支气管异常芽造成一段或多段支气管完全或不完全闭锁,远段逐渐扩张形成盲囊,囊内细胞分泌的粘液不能排出而积聚膨
Pediatric bronchopulmonary cysts are relatively rare in clinic. Due to the abnormal development of lung buds during embryonic development, the trachea and bronchus abnormal buds cause complete or incomplete blockage of one or more segments of the bronchus. The distal segment gradually expands to form the sac, the mucus secreted by the cells Can not be discharged and accumulated swelling