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An unusual cause of high threshold values at pacemaker implantation
K Emilsson1, H Oddsson, M Allared
1Department of Medicine, Orebro Medical Center Hospital, Sweden.
Pacing and Clinical Electrophysiology : PACE
|February 1, 1997
Abstract:
An 81-year old man with third-degree AV block and weakness underwent an unsuccessful attempt to DDD pacemaker implant caused by hypothyroidism. Administration of thyroxin until he was euthyroid permitted implantation with normal stimulation thresholds.