Extragonadal Germ Cell Tumors—Patient Version

Extragonadal germ cell tumors develop from germ cells (fetal cells that give rise to sperm and eggs). Extragonadal germ cell tumors form outside the gonads (testicles and ovaries). Explore the links on this page to learn more about extragonadal germ cell tumors, how they are treated, and clinical trials that are available.