sacrococcygeal teratoma (SCT), is a tumor that forms on a fetus’s tailbone. Amanda said she did prenatal ultrasounds, but the tumor was hidden. There isn’t a history of this in her family.

We believe that our patient may represent the first reported case of malignant transformation of mature thyroid tissue in a sacrococcygeal teratoma. The impact of his diagnosis on the decision ...

According to the Nationwide Children's Hospital online, sacrococcygeal teratoma, or SCT, is a tumor that forms on a fetus's tailbone. Amanda said she did prenatal ultrasounds, but the tumor was ...