Sinus tachycardia is recognized on an ECG with a normal upright P wave in lead II preceding every QRS complex. This indicates that the pacemaker is coming from the sinus node and not elsewhere in ...

Sinus tachycardia is indicated on ECG with a normal upright P wave in lead II preceding every QRS complex (indicating that the pacemaker is coming from the sinus node and not elsewhere in the ...

This is thought to occur when cells surrounding the sinus node generate electrical impulses on their own. The condition, also known as repetitive monomorphic ventricular tachycardia (RMVT ...

Background Inappropriate sinus tachycardia (IST) is characterized by persistent and disproportional elevation of heart rate (HR). Ivabradine has been successfully used in some patients.

Background Inappropriate sinus tachycardia (IST) occurs relatively common after catheter ablation of slow pathway in patients with atrioventricular nodal reentrant tachycardia. The treatment of ...

Sinus bradycardia, or a slow heart rate, can be a sign of cardiovascular health in healthy young adults and endurance athletes. It can also be a sign of an underlying condition requiring medical ...

There are three primary types of tachycardia: Each form of tachycardia can cause different symptoms. Most people with sinus tachycardia have little to no symptoms, but some experience heart ...

Ventricular tachycardia is an abnormally fast heart beat (with three or more consecutive heart beats at least 100 beats per minute) that originates from one of the ventricles in the heart.

The Food and Drug Administration has turned away a proposed nasal spray from Milestone Pharmaceuticals to treat a type of irregular heartbeat over concerns about how the drug is manufactured.