Atrial flutter is a type of abnormal heart rhythm, or arrhythmia, that occurs in the atria of the heart. It is characterized by rapid and regular electrical impulses that cause the atria to contract in a disorganized manner. The heart rate associated with atrial flutter may be normal, fast, or slow depending on the individual's underlying condition.
Can You Have Atrial Flutter with a Normal Heart Rate?
Yes, it is possible to have atrial flutter with a normal heart rate. In some cases, atrial flutter can be asymptomatic and the individual may have a normal heart rate. In other cases, atrial flutter may cause a rapid heart rate due to the disorganized electrical impulses in the atria. In some cases, medications or other treatments may be required to control the heart rate.
What Causes Atrial Flutter?
Atrial flutter can be caused by several factors, including coronary artery disease, high blood pressure, heart valve disease, congenital heart defects, or a history of alcohol abuse. It can also be caused by an underlying condition such as cardiomyopathy, diabetes, or thyroid disease. In some cases, there may be no known cause for atrial flutter.
How Is Atrial Flutter Diagnosed?
Atrial flutter is usually diagnosed with an electrocardiogram (ECG) or echocardiogram. An ECG is a test that records the electrical activity of the heart, while an echocardiogram is an ultrasound that images the heart. Both tests can help diagnose atrial flutter and determine the underlying cause.
How Is Atrial Flutter Treated?
Atrial flutter is typically treated with medications or other treatments. The goal of treatment is to restore normal heart rhythm and to prevent complications such as stroke or heart failure. Medications, including beta blockers and calcium channel blockers, can be used to slow the heart rate and restore normal rhythm. Radiofrequency ablation, a procedure that destroys tissue in the heart, can also be used to treat atrial flutter. In some cases, a pacemaker may be necessary to control the heart rate.