畸胎瘤系先天性新生物,为新生儿和婴幼儿常见之肿瘤性疾患,常发生在低尾部,我院自1992年5月～1994年5月共收治骶尾部畸胎瘤7例,现讨论临床诊断与治疗。 1 临床资料 本组7例,男3例,女4例,年龄最小3d,最大4个月,新生儿占4例,瘤体最小约5cm×4cm×3cm,最大约22cm×18cm×15cm,7例均为显型畸胎瘤。大多稍偏于中线,仅最大1例居于中线,瘤体中央 Teratoma is a congenital neoplasm. It is a common neoplastic disorder in neonates and infants. It often occurs in the low tail. Seven cases of sacrococcygeal teratoma were treated in our hospital from May 1992 to May 1994. Discuss clinical diagnosis and treatment. 1 clinical data in this group of 7 patients, 3 males and 4 females, the youngest 3d, the largest 4 months, 4 cases of newborns, the smallest tumor about 5cm × 4cm × 3cm, the most about 22cm × 18cm × 15cm, 7 All cases are morphological teratomas. Mostly slightly to the midline, only the largest case in the midline, the central tumor