Supraventricular Tachycardia (SVT) - Differential Diagnosis Framework and Management Regular SVT: Sinus Tachycardia, AVNRT, AVRT, Atrial Flutter, Ectopic Atrial Tachycardia, Ectopic Junctional Irregular SVT: Atrial Fibrillation, MAT, Sinus Tachycardia w/ PACs, AFIb w/ variable block MANAGEMENT: Modified Valsalva Maneuver: 1) Obtain 10cc saline flush and empty 2) Place patient in semi-recumbent position 3) Ask patient to blow into plunger for 15s 4) Lie patient flat and raise legs to 45° for 15s Borderline BP: Amiodarone, Digoxin Normotensive: Beta-Blocker (Metoprolol), CCB (Diltiazem, Verapamil) Sophia Hayes MD @Sophia_Hayes_MD #Supraventricular #Tachycardia #SVT #Differential #Diagnosis #Management #cardiology
