Human Phenotype Ontology

Last uploaded: January 16, 2025
Id http://purl.obolibrary.org/obo/HP_0011704
http://purl.obolibrary.org/obo/HP_0011704
Preferred Name

Sick sinus syndrome

Definitions
An abnormality involving the generation of the action potential by the sinus node and is characterized by an atrial rate inappropriate for physiological requirements. Manifestations include severe sinus bradycardia, sinus pauses or arrest, sinus node exit block, chronic atrial tachyarrhythmias, alternating periods of atrial bradyarrhythmias and tachyarrhythmias, and inappropriate responses of heart rate during exercise or stress.
Synonyms
Sinoatrial node disease
Type http://www.w3.org/2002/07/owl#Class
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