A Case of Incidental Testicular Teratoma Found during Hydrocelectomy / 대한비뇨기과학회지

Testicular teratoma contains more than one germ cell layer in various stages of maturation and differentiation. The teratoma occurs at all ages but is most common in the 25-30 year age group. It is relatively infrequently seen in childhood and infancy. In these age group, teratoma is a benign tumor. Recently, we experienced one case of incidental testicular teratoma during hydrocelectomy in 22 month-old child, The hydrocele is frequently associated with teratoma under age 4 years and is the most common misdiagnosis. So we report this one case of testicular teratoma with review of related literatures.