Medically reviewed by Rafle Fernandez, MD Key Takeaways Ventricular tachycardia is when the lower chamber of the heart beats ...

Depending on how the heart’s electrical activity appears on an EKG, a doctor may diagnose coarse or fine ventricular fibrillation (VF). Coarse VF appears as larger waves on an EKG compared with the ...

Without treatment, some arrhythmias can lead to life threatening complications, such as heart failure, cardiac arrest, or a stroke. Arrhythmia is the term used to describe an irregular or abnormal ...

Monomorphic ventricular tachycardia is an irregular heartbeat where the bottom chambers of your heart beat quicker than usual. It can cause symptoms such as shortness of breath, dizziness, or fatigue.