Acute Pericarditis
Definition It is the acute inflammation of the pericardium (The outer layer of cardiac muscle) called Acute Pericarditis. Causes of Acute Pericarditis • Viral (coxsackie B, echovirus)—common cause. • Acute…
Eisenmenger’s Syndrome
Definition of Eisenmenger’s Syndrome Pulmonary hypertension with reversal of shunt is called Eisenmenger’s syndrome. Causes of Eisenmenger’s Syndrome VSD, ASD, PDA. In these cases, persistently raised pulmonary flow (due to…
Sick Sinus Syndrome
Definition It is the dysfunction of SA node characterised by attacks of sinus bradycardia, sinus arrest or junctional rhythm which may lead to dizziness or syncope, followed by episodes of…
WPW Syndrome
Definition It is a syndrome in which there is an accessory pathway that bypasses the AV node and connects the atrium and ventricle (by bundles of Kent). May be associated…
Supraventricular Tachycardia
Supraventricular Tachycardia (SVT) Definition It is a type of tachycardia that occurs due to re-entry or rapidly firing ectopic focus in atria or AV node. Causes 1. Physiological Causes Anxiety,…
Sinus Arrhythmia
Definition It is an arrhythmia in which heart rate increases in inspiration and decreases in expiration. It is a benign condition, common in children and young adults. Sometimes, in healthy…