WebAtrial tachycardia. Aberrant atrial focus producing impulse independent of SA node. Atrioventricular nodal re-entry tachycardia (AVNRT) Re-entry circuit within or near AV node. AV re-entry tachycardia (AVRT) Re-entry circuit conducted from atria to ventricles via abnormal accessory pathway; usually due to Wolff-Parkinson-White (WPW) syndrome. WebDefinition. Tachycardia is a fast heart rate — more than 100 beats per minute — that can either start in the heart's lower chambers (ventricles) or upper chambers (atria). At these elevated rates, the heart is not able to efficiently pump oxygen-rich blood to the rest of your body. ... Other medical conditions such as thyroid disease ...
Medical Definition of Tachycardia - RxList
Webparoxysmal tachycardia A heart disorder featuring apparently spontaneous episodes of rapid heartbeat, in excess of 100 per minute. The condition may be caused by drugs, anaemia, HEART FAILURE, thyroid gland overactivity and conduction defects within the heart. Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005 Webtachycardia. noun. tachy· car· dia ˌtak-i-ˈkärd-ē-ə. : relatively rapid heart action whether physiological (as after exercise) or pathological see junctional tachycardia, paroxysmal … discovery foundation dallas
Tachycardia - Wikipedia
WebMar 29, 2024 · Tachycardia: A rapid heart rate, usually defined as greater than 100 beats per minute. CONTINUE SCROLLING OR CLICK HERE SLIDESHOW Heart Disease: Causes of a … WebWhat is ventricular tachycardia? Ventricular tachycardia (VT or V-tach) is a type of abnormal heart rhythm, or arrhythmia. It occurs when the lower chamber of the heart beats too fast to pump well and the body doesn't receive enough oxygenated blood. WebPostural orthostatic tachycardia syndrome (POTS) is a blood circulation disorder characterized by two factors: A specific group of symptoms that frequently occur when standing upright A heart rate increase from horizontal to standing (or as tested on a tilt table) of at least 30 beats per minute in adults, or at least 40 beats per minute in ... discovery foundation