ECG Reviews Save. There are four main characteristics of PACs: Premature, occurring earlier than expected if measured against previous P-P intervals. Ectopic, originating outside of the SA node, and thus, the P wave morphology would be different from the normal sinus P wave morphology. Read more about action potential. In addition, PAC and PVC do seem to be more common among people with underlying heart disease, including a history of heart attack, as well as those with a family history of arrhythmias.
Medications are typically sufficient for reducing symptoms, and serious treatment rarely is necessary. PAC Vs. Insurance Plans. Accepting New Patients.
This can occur as a result of damage to your heart or other diseases. The exact causes and triggers of premature contractions are not fully understood, however certain factors are associated with premature contractions, such as:.
Often, premature contraction beats do not present any symptoms. However, you may experience unusual feelings in your chest, such as:. In order to diagnose premature contraction beats, your doctor may use an electrocardiogram EKG to help assess and evaluate any abnormalities of your heart. Sometimes, your doctor may not be able to detect any irregularities in your heartbeat during your in-office assessment.
In such cases, your doctor may recommend other testing devices that can help monitor your heart outside of the office. Devices may include:.
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