Cribriform Neuroepithelial Tumor

**Semantic type:** Neoplastic Process

**Definition:** A very rare, nonrhabdoid, intraventricular tumor with relatively favorable prognosis. It is characterized by the presence of neuroepithelial cells forming cribriform patterns, trabeculae, epithelial membrane antigen immunopositivity on epithelial surfaces, and loss of nuclear INI 1 expression.

**Synonyms:** - CRINET