Bradycardia is a common clinical finding, which requires careful and thorough
assessment to correctly establish the underlying diagnosis and determine the
appropriate therapy. Bradycardia is often a benign condition requiring no
intervention, but when it gives rise to symptoms or results from conduction
abnormalities that are associated with an adverse prognosis, cardiac pacing may
be required unless a reversible and remediable cause can be identified. An
accurate electrocardiographic diagnosis, consideration of the clinical context,
and confirmation of a temporal association with any symptoms are the essential
first steps to determine the appropriate therapy....