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Arrhythmias Causes & Risks

Causes

An arrhythmia can be caused by:

  • The heart's natural pacemaker (SA node) developing an abnormal rate or rhythm
  • The normal conduction pathway being interrupted
  • Another part of the heart taking over as pacemaker

Conduction Pathways of the Heart

© 2009 Nucleus Medical Art, Inc.

Risk Factors

A risk factor is something that increases your chance of getting a disease or condition.

Risk factors include:

Please be aware that this information is provided to supplement the care provided by your physician. It is neither intended nor implied to be a substitute for professional medical advice. CALL YOUR HEALTHCARE PROVIDER IMMEDIATELY IF YOU THINK YOU MAY HAVE A MEDICAL EMERGENCY. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with any questions you may have regarding a medical condition. Copyright © 2026 EBSCO Publishing All rights reserved.

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