NSVT Johnson Francis | July 6, 2008 | Electrical system of the heart | No Comments NSVT NSVT: Non-sustained Ventricular Tachycardia, lasting less than 30 seconds. Related Posts Is SVT a Dangerous Arrhythmia? No Comments | Jul 25, 2008 What is Telemetry Monitoring? No Comments | Aug 18, 2008 Can an implantable device like a pacemaker be damaged by an electric shock? No Comments | Apr 30, 2015 Electrophysiology study No Comments | Jan 1, 2017 About The Author Johnson Francis Former Professor of Cardiology, Calicut Govt. Medical Kozhikode, Kerala, India. Editor-in-Chief, BMH Medical Journal