Premature heart beat
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Premature heart beats come in two different types, premature atrial contractions and premature ventricular contractions. Often they cause no symptoms but may present with fluttering in the chest or a skipped beat. Typically have no long term complications.
|Premature heart beat|
|A premature ventricular contraction marked by the arrow.|
- "Types of Arrhythmia". nhlbi.nih.gov. July 1, 2011. Retrieved March 7, 2015.