
Over-drive suppression of sinus node function by the AT focus occurs in patients with underlying sick sinus syndrome.

Over-drive suppression of sinus node function by the AT focus occurs in patients with underlying sick sinus syndrome.

An elderly woman with no known cardiovascular issues is seen for acute onset palpitations, dyspnea, and chest pain.

Knowing a few fundamental concepts on pacemakers and automated implantable cardioverter defibrillators (AICDs) can help a general practitioner gain a better understanding of a patient’s underlying cardiac ailments. The physician will be better suited to treat and care for the patient and give the specialist the most relevant medical data.