Teratomas are nonseminomatous germ cell tumors composed of elements derived from more than one germinal layers (endoderm, mesoderm, and ectoderm).Malignant transformation of teratoma in the testis is well known; however, benign Lotions somatic neoplasm arising in a testicular teratoma is a rare occurrence.We report a case of meningothelial variant of meningioma arising in a pure Electric Blanket and mature teratoma of the testis in a 5-year-old boy.Immunohistochemistry was positive for epithelial membrane antigen and vimentin.
To our knowledge, this is the first report of meningothelial meningioma in a prepubertal testicular teratoma.