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Expert Advice

Medical Animations: Patent Foramen Ovale Closure Surgery

A patent foramen ovale (PFO) is a type of atrial septal defect. It is a small hole that remains open ...

Expert Advice

Medical Animations: Ventricular Septal Defect

A ventricular septal defect (VSD) is a congenital heart defect where there is an opening in the septum between the ...

Patient Stories

Medical Animations: Patent Foramen Ovale

The foramen ovale is a natural opening that exists between the right and left atria in the fetal circulatory system ...

Expert Advice

Medical Animations: Fetal Circulation - Placental Blood Supply and Capillary Exchange

Watch the video as St. Louis Children's Hospital explains how nutrients are carried in and out of the placenta. Learn ...

Expert Advice

Medical Animations: Fetal Circulation - Foramen Ovale and Ductus Arteriosus

Watch the video as St. Louis Children's Hospital explains the two structures that develop in the prenatal heart that allow ...

Expert Advice

Medical Animations: Atrial Septal Defect and Ventricular Septal Defect

Two of the more common congenital disorders are ventricular septal defects and atrial septal defects, or VSD and ASD, respectively ...

Expert Advice

Medical Animation: Zika Virus

Viruses are infectious agents that grow and multiply in living cells and can cause diseases. The Zika virus is typically ...

Expert Advice

Medical Animation: Fetal Alcohol Syndrome

St. Louis Children's Hospital explains how drinking alcohol can affect the fetus during pregnancy. ...

Expert Advice

Medical Animation: Measles

In this video St. Louis Children's Hospital explains what measles is and how it spreads to others. ...