Heart Murmurs in Children: When They’re Harmless and When They’re Not
Being told that you or your child has a heart murmur can sound frightening, but a murmur is not always a sign of heart disease. In many people, especially children, a murmur is harmless and simply reflects normal blood flow through a healthy heart. In other cases, it may be a clue that the heart valves, heart muscle or heart structure need further assessment. The most important thing is to understand what a murmur means, which symptoms matter and when a check-up is needed. On this page What is a heart murmur? When a murmur may be harmless When a murmur may need further investigation Heart murmurs in children Heart murmurs in adults How doctors check a heart murmur When to seek medical help What is a heart murmur? An extra sound heard through a stethoscope A heart murmur is an extra sound heard during a heartbeat. Instead of the usual “lub-dub” sound, a doctor ...