A teratoma is a rare type of tumor that can contain fully developed tissues and organs, including hair, teeth, muscle, and bone. Teratomas are most common in the tailbone, ovaries, and testicles, but ...

A teratoma is a rare type of germ cell tumor (GCT) containing different types of tissue, such as hair, bone, teeth, and muscle. They most commonly affect the ovaries, testicles, and tailbone but can ...