5-mo old, VSD closure, Repair of primum ASD and Cleft Mitral Valve. Postop. Day 4. H/O Junctional Ectopic Tachycardia - controlled with Amiodarone for the 2 days.
What is the rhythm?
What is the differential diagnosis?
How would you differentiate between Junctional Rhythm from Sinus rhythm with First degree AV block?
(Click on the image to enlarge)
Atrial lead is in V1.
A-paced at 150 bpm.