Paroxysmal supraventricular tachycardia (PSVT) is a type of abnormal heart rhythm, or arrhythmia. It occurs when a short circuit rhythm develops in the upper chamber of the heart. …

Oct 30, 2025 · Paroxysmal Supraventricular Tachycardia (PSVT) PSVT is a type of arrhythmia. It causes a fast heart rate and other symptoms, like chest discomfort, heart palpitations, …

Aug 6, 2024 · Paroxysmal supraventricular tachycardia (PSVT) is when your fast heartbeat starts in the upper, or supraventricular, chambers of the heart. It’s also known as supraventricular …

Paroxysmal supraventricular tachycardia is a type of arrhythmia that originates in the atrioventricular (AV) junction. The most common underlying anatomical cause of PSVT is …

Paroxysmal supraventricular tachycardia (also called reentrant supraventricular tachycardia) is a regular, fast (160 to 220 beats per minute) heart rate that begins and ends suddenly and …

Mar 7, 2024 · SVT also is called paroxysmal supraventricular tachycardia. The typical heart beats about 60 to 100 times a minute. During SVT, the heart beats about 150 to 220 times a minute. …

Pharmacotherapy is an important component of acute and long-term management of PSVT. This Review summarizes current evidence regarding the diagnosis and treatment of paroxysmal …

Key Points Symptoms of reentrant (paroxysmal) supraventricular tachycardias (PSVT) begin and end suddenly. AV nodal re-entry is the most common PSVT. Wolff-Parkinson-White syndrome, …

Dec 1, 2025 · The U.S. Food and Drug Administration (FDA) has approved Cardamyst™ (etripamil) nasal spray to treat adults with paroxysmal supraventricular tachycardia (PSVT). …

Paroxysmal supraventricular tachycardia (PSVT) is episodes of a rapid heart rate that start in a part of the heart above the ventricles. "Paroxysmal" means from time to time. Normally, the …