小儿卵巢肿瘤较为少见,但占女孩生殖系统肿瘤的首位,大多属于良性,多见来源于原始细胞的生殖细胞瘤(无性细胞瘤、畸胎瘤、胚胎性癌及卵黄囊瘤),常见并发症是瘤蒂扭转。我院自1988年5月至1998年8月,共收治10例,现将小儿卵巢成熟型畸胎瘤扭转年龄特点、临床表现、鉴别诊断进行分 Pediatric ovarian cancer is relatively rare, but the first female reproductive system tumors, most of them are benign, more common from the original cell germ cell tumors (dysgerminoma, teratoma, embryonal carcinoma and yolk sac tumor), common complications Tumor pedicle torsion. Our hospital from May 1988 to August 1998, received a total of 10 cases, now the pediatric ovarian mature teratoma reverse age characteristics, clinical manifestations, differential diagnosis points