PMC9845644_01
SMART Pass (Boston Scientific) disabled episode directly obtained from the programmer and demonstrating an episode of paroxysmal atrioventricular block with a cardiac pause >10 seconds.
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However, at first device check after SMR-5 update, the tracing associated with the automatic SP deactivation demonstrated an episode of paroxysmal complete AV block with a pause >10 seconds (Figure 1).