extragonadal germ cell tumor

(EK-struh-goh-NA-dul jerm sel TOO-mer) Speaker

A rare cancer that develops in germ cells that are found in areas of the body other than the ovary or testicle (such as the brain, chest, abdomen, or tailbone). Germ cells are reproductive cells that develop into sperm in males and eggs in females.

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Extragonadal germ cell tumors form in parts of the body other than the gonads (testicles or ovaries)

Figure

Extragonadal germ cell tumors form in parts of the body other than the gonads (testicles or ovaries). This includes the pineal gland in the brain, the mediastinum (area between the lungs), and retroperitoneum (the back wall of the abdomen).