Elderly sick sinus node syndrome

Sick sinus syndrome (SSS) refers to the occurrence of pathological changes in the sinoatrial node and its adjacent tissues, resulting in a series of arrhythmias caused by pacing and / or impulse transmission disorders, causing dizziness, darkening, transient Disorders of sexual consciousness and syncope, including clinical manifestations of the systemic, neurological, and cardiac manifestations, are more common in the elderly.

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