Abnormal Heart Rhythm in Cats

Sinus Bradycardia in Cats
A slower-than-normal rate of impulses in the sinus node is medically referred to as sinus bradycardia (SB). Also called the sinoatrial node (SAN), the sinus node initiates the electrical impulses within the heart, triggering the heart to beat or contract. In most instances, slow sinus electrical impulses is benign and may even be beneficial; however, it can also cause loss of consciousness if it is brought about by an underlying disease that disrupts the cardiac autonomic nerves, which act as the heart's control system.
SB is less common in cats as c ...read more

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