Blood pressure may be low or normal. Holter monitor echocardiogram coronary angiography Various tests to confirm or rule out suspected causes of the arrhythmia may be appropriate. Medications may include antiarrhythmic medications, medications to speed up or slow down the heart rate , and others. The arrhythmia may be well tolerated. Arrhythmias may be dangerous, causing other disorders.
Some arrhythmias can be lethal, especially ventricular tachycardia and ventricular fibrillation.
Call your health care provider if symptoms indicate an arrhythmia may be present. Call your health care provider if an arrhythmia has been diagnosed and symptoms worsen or do not improve with treatment. This is a cross-sectional view of the interior of the heart. The valves, chambers, and associated vessels are labeled. This is an illustration of the exterior of the heart.