Q: I was feeling lightheaded and having palpitations, went to the ER and was admitted to the ICU. They said I had a run of ventricular tachycardia. What is this? A: The heartbeat is controlled by ...

Ventricular tachycardia arises from an abnormal electrical focus or circuit in the myocardium of the ventricle and is usually manifested as a tachyarrhythmia with a wide QRS complex on ...

A new multicenter trial has used a new ablation technique for patients with ventricular tachycardia, an abnormally rapid heart rhythm that is a leading cause of sudden cardiac death worldwide. A first ...

Wide complex tachycardia is a general term that refers to conditions that cause an unusually fast heart rate and a particular pattern on an EKG. Tachycardia is when your heart beats unusually fast, ...

In patients without established cardiac disease, the occurrence of premature ventricular complexes without sustained ventricular tachycardia is more an annoyance than a medical risk, and treatment is ...

Bidirectional ventricular tachycardia is quite rare, but pathognomonic for digoxin toxicity. This ECG has two distinct QRS morphologies alternating every other beat. The QRS complex duration is ...

Ventricular tachycardia is when the lower chamber of the heart beats too fast to pump efficiently. A common heart rate with VT is around 150 to 250 beats per minute. VT can occur due to conditions ...

Verapamil sensitive ventricular tachycardia is a form of idiopathic ventricular tachycardia that occurs with a structurally normal heart arising from the left posterior fascicle. This manifests as a ...

We report the case of a 56-year-old man who had sudden palpitations, lightheadedness, chest pain, and dyspnea. Paramedics arrived within about 10 minutes after the onset of symptoms and found that the ...