General Information About Extragonadal Germ Cell Tumors

Note: Other PDQ summaries containing information related to extragonadal germ cell tumors include the following:

• Ovarian Germ Cell Tumors Treatment
• Testicular Cancer Treatment

Extragonadal germ cell tumors are rare and account for only a small percentage of all germ cell tumors. However, the true incidence of these tumors may conceivably be higher than originally thought because of failure to diagnose them properly.