Posted by: Oluyinka Olutoye, MD, PhD , Karen Texter, MD on Jan 04, 2024


A teratoma is a kind of tumor or mass called a germ cell tumor. It is made up different types of tissue, like muscle, bone or hair. A fetal teratoma is diagnosed before birth.

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Pediatric News You Can Use From America’s Largest Pediatric Hospital and Research Center

700 Children’s® features the most current pediatric health care information and research from our pediatric experts – physicians and specialists who have seen it all. Many of them are parents and bring a special understanding to what our patients and families experience. If you have a child – or care for a child – 700 Children’s was created especially for you.

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Myopericarditis After COVID-19 Vaccine Low Among Teens and Young Adults

Feb 16, 2023

With information from more than 20 studies, we found that myopericarditis, a type of heart inflammation, didn’t happen very often after receiving the COVID-19 vaccine. Read More

AED equipment

Preventing Sudden Cardiac Death in Children and Adolescents

Feb 09, 2023

Sudden Cardiac Arrest happens when the heart goes into a rapid, lethal heart rhythm called ventricular fibrillation. While cardiac arrest in this age group is rare, it does happen and is more likely to happen at school or during a sporting event. Read More

Male teen standing against a blank wall

COVID-19 Vaccine and Risk for Heart Inflammation in Youth: What Parents Need to Know

Jul 02, 2021

Federal health officials have said that there is a likely association between currently available COVID-19 vaccines and myocarditis and pericarditis in adolescents and young adults. Here's what you need to know. Read More

Little girl wearing a mask while playing in a ball bit while mom watches.

Bridging Our Patients from Hospital to Home

Jun 03, 2021

Cardiopulmonary rehabilitation is a medically supervised, individually tailored exercise and education program. It is designed to help your child feel better, increase endurance, and improve quality of life. Read More

Little girl wearing face mask

Are Kids with Congenital Heart Disease at Higher Risk for COVID-19?

Oct 07, 2020

Congenital heart disease (CHD) is the most common birth defect, occurring in about 1 in every 100 births. If adults with underlying heart conditions are at increased risk for COVID-19, researchers wondered if the same would hold true for children. Read More

Child wearing a mask having his temperature taken

COVID-19 and Kawasaki Disease: What Parents Need to Know

May 12, 2020

Within a few weeks, clusters of sick kids with, what is being called, "Pediatric Multisystem Inflammatory Syndrome," started to appear in New York City and several other states. Some of these cases resembled a rare inflammatory illness called Kawasaki Disease. Read More

Expecting mother at doctor's appointment with doctor

Maternal Diabetes and Fetal Heart Development: What Mothers Need to Know

Feb 25, 2020

Even with great advances in care, congenital heart disease (CHD) is the most common birth defect. It remains the leading, non-infectious cause of infant deaths. Read More

image of young boy in a hospital bed

Pulmonary Vein Stenosis in Children: Multi-Disciplinary Care for a Complex Condition

Jul 09, 2018

There is still much to learn about pulmonary vein stenosis in children. Though outcomes have not changed much for the last 40 years in pediatric cases, many centers are collaborating to learn as much as possible about the disease.  Read More