睾丸成熟型畸胎瘤为胚胎全能细胞向胚层组织分化形成的肿瘤,可发生于儿童和成年,临床少见,本院于2007年2月至2011年3月共收治2例,现报道如下。1临床资料病例1,患儿,男,6岁,因“右睾丸肿大1年”于2007年2月入院,查体:心、肺、腹正常,右阴囊内可及一约3.0 cm×3.0 cm×2.0 cm大小肿块,质硬, Testicular mature teratoma is the embryonic mesenchymal cells differentiated to the formation of germ cell tumors can occur in children and adulthood, clinical rare, the hospital in February 2007 to March 2011 were treated in 2 cases, are reported below. 1 clinical data cases 1, children, male, 6 years old, because “right testicular swelling 1 year ” in February 2007 admitted, physical examination: heart, lung, abdomen normal, within the right scrotum can reach about 3.0 cm × 3.0 cm × 2.0 cm size mass, hard,