While the risk of CAVB (1-5%) in interventional closure of VSD raises concern, recent publications indicate a decreasing trend in the rates of CAVB. 2 , 9 , 10 In our series, CAVB developed in only 1 patient (0.5%) and resolved with steroids after temporary transvenous pacing.
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Heart block after transcatheter septal defect closure in infants under 10 kg: clinical outcomes and management options.
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