How harmful is my unborn's sacrococcygeal teratoma?

Depends. A lot depends on the size and the amount of blood flow. If large with extensive blood flow it could cause heart failure of the fetus. This needs to be monitored carefully by your perinatologist and pediatric cardiologist.

Related Questions

What is sacrococcygeal teratoma?

Tumor of infancy. Sacrococcygeal teratoma or sct is a tumor that normally occurs in infants located at the tailbone. Can be quite large or small. Can usually be picked on prenatal ultrasound. Occurs more commonly in girls and if removed promptly will most likely be benign. Read more...