Teratoma Teratoma is a tumor that can be benign or malignant (cancerous) and can contain different types of tissue, such as hair, muscle and bone or teeth. These tumors are said to be germinal because they develop from primordial germ cells (cells that produce gametes: spermatozoa in men and ova in women). They often seem … Continue reading Teratoma | Tumors that can contain such as hair, muscle, bone and teeth