Arithmogenic

Arithmogenic refers to a condition characterized by the presence of abnormal heart rhythms, or arrhythmias, that are directly caused by an underlying heart disease or structural abnormality. This term is often used in the context of cardiac electrophysiology to distinguish these arrhythmias from those that may be caused by other factors, such as electrolyte imbalances or medications. Arithmogenic arrhythmias can be life-threatening if not properly managed, as they can lead to symptoms such as palpitations, dizziness, shortness of breath, and even sudden cardiac death.

The underlying heart conditions that can lead to arithmogenic arrhythmias include structural heart diseases such as coronary artery disease, valvular heart disease, and congenital heart defects. These conditions can create abnormal pathways for electrical impulses to travel through the heart, leading to irregular heart rhythms. Arithmogenic arrhythmias can also be caused by certain types of heart muscle disease, such as cardiomyopathy.

The diagnosis of arithmogenic arrhythmias typically involves a combination of medical history, physical examination, electrocardiogram (ECG), and other diagnostic tests such as echocardiogram or cardiac catheterization. Treatment options for arithmogenic arrhythmias depend on the underlying cause and the specific type of arrhythmia. They may include medications, lifestyle modifications, catheter ablation, or surgical procedures. In severe cases, an implantable cardioverter-defibrillator (ICD) may be recommended to monitor and treat life-threatening arrhythmias.