胃粘膜异位生长系特殊类型的迷芽瘤,发生于头颈部者有23例记载,其中5例位于下咽及喉部,2例发生于婴儿期且表现有喘鸣。作者等报道2婴儿罕见病例,异位生长于下咽部的胃粘膜组织导致呼吸道阻塞,在内诊镜下用激光手术切除肿块获佳效,干板X线摄影对判 Gastric mucosa ectopic growth was a special type of myxoma, which occurred in 23 cases in the head and neck. Among them, 5 cases were located in the hypopharyngeal and larynx, and 2 cases occurred in infancy with wheezing. The authors reported that rare cases of 2 infants, ectopic growth of gastric mucosal tissue in the hypopharynx caused airway obstruction, laser surgery under the endoscopic removal of the mass was superior, dry X-ray photography