title: Ask the doctor. I heard on the news that the pacemaker inside an implantable cardioverter/defibrillator (ICD) can damage the heart. Is that true?
authors.forename: Thomas H
authors.initials: TH
authors.lastname: Lee
mesh_terms: D002303:Cardiac Output, Low / Q000628:therapy; D002986:Clinical Trials as Topic; D017147:Defibrillators, Implantable / Q000009:adverse effects*; D004554:Electric Countershock; D006801:Humans; D010138:Pacemaker, Artificial / Q000009:adverse effects*