Harvard Heart Letter

Different types of heart murmurs

Different types of heart murmurs Ask the doctor Q. My 2-year-old grandson has a heart murmur. His pediatrician says itís likely nothing serious and will probably disappear when heís older. What causes heart murmurs in children? Are they different than those found in adults? A. A heart murmur refers to a noise heard through a stethoscope that occurs between the heartís regular beats. Often described as a whooshing sound, murmurs are caused…

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