Differentiate AVNRT and AVRT in terms of features and management?,”AVNRT – nodal re-entry, P waves usually buried in QRS or appear inverted after QRS, can attempt vagal maneuvers (carotid massage)AVRT – orthodromic/antidromic accessory pathway, DON’T USE AV BLOCKERS as it can make it worse (e.g WPW with Delta waves, QRS prolongation)

Differentiate AVNRT and AVRT in terms of features and management?,”AVNRT – nodal re-entry, P waves usually buried in QRS or appear inverted after QRS, can attempt vagal maneuvers (carotid massage)AVRT – orthodromic/antidromic accessory pathway, DON’T USE AV BLOCKERS as it can make it worse (e.g WPW with Delta waves, QRS prolongation)

P wave usually 60-80ms after QRS”