畸胎瘤为3种原始胚层演变而来的胚胎性肿瘤,可在新生儿出生时或出生后不久即发病。其好发部位为身体中线及两旁,如骶尾部、腹膜后、纵隔、卵巢和睾丸等。本文报告3例均为新生儿,出生后即发现咽部巨大畸胎瘤,瘤体突出于口腔外,造成呼吸及吞咽障碍,颇为罕见。现报告如下。例1患儿 Teratoma is an embryonal tumor that has evolved from three primitive germ layers and can be present at birth or shortly after birth. Its predilection site for the body and both sides of the line, such as the sacrococcygeal, retroperitoneal, mediastinum, ovaries and testes. This article reports 3 cases are newborns, after birth found pharyngeal giant teratoma, tumor prominent in the mouth, causing breathing and swallowing disorders, is quite rare. The report is as follows. Example 1 children