Skip to content

    Atrial Fibrillation Health Center

    Font Size

    Atrial Flutter

    Atrial Flutter Causes

    Atrial flutter may be caused by abnormalities or diseases of the heart, by a disease elsewhere in the body that affects the heart, or by consumption of substances that change the way electrical impulses are transmitted through the heart. In some people, no underlying cause is ever found.

    Heart diseases or abnormalities that can cause atrial flutter include the following:

    Diseases elsewhere in the body that affect the heart include the following:

    Substances that may contribute to atrial flutter include the following:

    Atrial flutter is closely related to another arrhythmia called atrial fibrillation. The two sometimes alternate back and forth.

    Atrial Flutter Symptoms

    Some people have no symptoms at all with atrial flutter. Others describe the following symptoms:

    • Palpitations (rapid heartbeat or a pounding sensation in the chest)
    • A "fluttering" or tremor-like feeling in the chest
    • Shortness of breath
    • Anxiety

    People with underlying heart or lung disease who experience atrial flutter may have these and other, more significant symptoms:

    When to Seek Medical Care for Atrial Flutter

    If you experience any of the symptoms of atrial flutter, call your health care provider for an appointment.

    If you are taking medication for atrial flutter, and you experience any of the signs and symptoms described, call your health care provider.

    If you have been diagnosed and are being treated for atrial flutter, go immediately to a hospital emergency department if you experience any of the following symptoms:

    Today on WebMD

    pacemaker next to xray
    Ablation, cardioversion, pacemaker, and more.
    What you need to know.
    woman doing yoga
    Tips for easing stress.
    fish and vegetables
    How to eat to protect your heart.
    Omega 3 Overview Slideshow
    At Risk for Heart Disease
    Recognizing Womens Heart Symptoms
    Simple Steps to Lower Cholesterol

    Resolved To Quit Smoking
    Lowering Blood Pressure Slideshow
    Heart Disease And Ed
    Atrial fibrillation