Sick Sinus Syndrome

  • This is a blanket term used to describe multiple abnormalities of the SA node involving impulse formation and conduction disturbances.


Causes

Myocardial diseases, idiopathic, breed predispositions (e.g. miniature schnauzer)


ECG: Variable depending on the specific SA abnormality


Treatment

Surgical implantation of a pacemaker; +/- antiarrhythmic treatments