Rarities: An Inside Job
A fetal cervical teratoma is an extremely rare kind of tumor that develops most often in the thyroid gland, and one that can be life-threatening. The word “teratoma” comes from the Greek word for “monster,” and it’s perfectly appropriate. Formed from errant germ cells, a teratoma is made up of all kinds of tissues, including hair, teeth, muscle, and bone, all jumbled together in a grotesque mass...
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