What is the role of lab studies in the workup of sinus bradycardia?

Updated: Dec 27, 2017
  • Author: Mark W Livingston, MD; Chief Editor: Erik D Schraga, MD  more...
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Answer

Laboratory studies may be helpful if the cause of the bradycardia is thought to be related to electrolytes, drug, or toxins. In cases of sick sinus syndrome, routine laboratory studies are rarely of specific value.


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