胃畸胎瘤主要发生在性腺,其次为纵隔,腹膜后及骶尾部。胃畸胎瘤极为罕见,现报告1例并结合复习文献于下。病例报告姚××,男,2月,因腹部肿块迅速增大一个半月入院。患儿系初胎足月平产。出生时腹部即较大,半月后发现其左腹中部有一成人拳头大小肿块,硬,不活动。肿块生长较快,入院前半月来更快。生后吮奶正常,入院前数天食后有“噎食”现象,有时吐少量奶汁。体查:发育营养正常,心肺正常。腹部膨隆,左侧明显,腹壁静脉明显扩 Gastric teratomas mainly occurred in the gonads, followed by the mediastinum, retroperitoneum and sacrococcygeal. Gastric teratomas are extremely rare and are now reported in 1 case and combined with review literature. The case report Yao X, male, in February, was admitted to the hospital with a rapid increase in abdominal mass for one and a half months. The children were born with full-term birth. At the time of birth, the abdomen was relatively large. Half an month later, it was found in the middle of the left abdomen that there was an adult man with a fist mass, hard, and inactive. The lumps grow faster and are faster than half a month before admission. After birth, her breasts were normal, and there was a phenomenon of “feeding” after eating for several days before admission, and sometimes a small amount of milk was spit. Physical examination: normal developmental nutrition, normal heart and lung. The abdomen bulges, the left side is obvious, and the abdominal wall vein is significantly enlarged