1 e of atrial flutter, bradycardia, pauses and junctional rhythm.

2 nts with JET and 5 patients with accelerated junctional rhythm (age 0.8 year, range fetus to 16 years

3 sponse and, with progression of the disease, junctional rhythm and cardiomyopathy.

4 urrent, If, by 2 mmol/L Cs+ increased the AV junctional rhythm cycle length from 611+/-84 to 949+/-12

5 erval [CI] 6% to 10%), including 3 in whom a junctional rhythm developed.

6                        Transient accelerated junctional rhythm during injections, and transient noctu

7 creased after stimulation with isoproterenol-junctional rhythm in 9 (3%) and ventricular rhythms in 2

8 sal conditions, with AV block in 14 (4%) and junctional rhythms in 4 (1%).

9 tion of the leading pacemaker site during AV junctional rhythm is debated.

10 the majority of cases (11 out of 14), the AV junctional rhythm originates in the region extending fro

11                            As well as the AV junctional rhythm, the PNE described in this study may a