Population
1 patient with an atrial demand pacemaker (AAI) presenting with irregular pacing 5 months after implantation
Design
Case_report
Follow-up
5 months post-implantation
Authors
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Oversensing from polyurethane lead tears warrants consideration in device troubleshooting; leaves open questions on incidence and prevention of stress corrosion cracking.
Stress corrosion cracking in polyurethane pacemaker leads can cause insulation defects leading to oversensing and false inhibition.
GELDER et al. (1983) studied this question.
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