second-degree atrioventricular block

Term ID

DOID:0050822

Synonyms

• second-degree heart block

Definition

An atrioventricular block that is characterized by progressive prolongation of the PR interval on consecutive beats followed by a blocked P wave on electrocardiogram or intermittently non-conducted P waves not preceded by PR changes on electrocardiogram caused by a conduction block between the atria and the ventricles through the atrioventricular node. https://en.wikipedia.org/wiki/Second-degree_atrioventricular_block

References

Ontology

Human Disease   ( DOID:0050822 )