Catalog

Intratubular germ cell neoplasia, unclassified

No MMS code

Link to WHO Definition

Intratubular germ cell neoplasia, unclassified – http://id.who.int/icd/entity/1169534693

A non-invasive lesion of the testis, characterised by the presence of malignant large germ cells with abundant cytoplasm in the seminiferous tubules. It may be associated with undescended or atrophic testis and infertility. The vast majority of cases progress to invasive germ cell tumours.