Figure 3
From: Testicular seminoma after the complete remission of extragonadal yolk sac tumor : a case report
Photomicrograph of classic seminoma of the testis. A: H&E section shows compact nests of large tumor cells are separated by thin fibrous septa infiltrated by lymphocytes. B: Intratubular germ cell neoplasia in H&E section (×100). A row of atypical germ cells with clear cytoplasm is seen against a thickened basement membrane. No spermatogenesis is occurring in this tubule (×200).