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Sometimes doctors need a way to see inside your heart, do tests, and fix things. A cardiac catheterization is one way to do that - and the patient usually goes home that same day.
Mitral Valve Prolapse
Mitral valve prolapse is a heart problem that usually isn't much to worry about. Learn more about it here.
Atrial Septal Defect
An atrial septal defect is an opening in the wall between two parts of the heart that lets oxygen-rich blood from one side mix with oxygen-poor blood on the other side. Read more about ASDs in this article for kids.
Everyone's heart makes sounds, but some people have hearts that make more noise than others. Usually, however, these heart murmurs don't mean anything is wrong. Find out more about these mysterious murmurs.