Intratubular Embryonal Carcinoma

**Semantic type:** Neoplastic Process

**Definition:** Intratubular germ cell neoplasia characterized by the filling of the seminiferous tubules by embryonal carcinoma cells. Central necrosis and calcifications are often present.

**Synonyms:** - Stage 0 Testicular Embryonal Carcinoma - Stage 0 Testicular Embryonal Carcinoma AJCC v6, v7, and v8