intraatrial heart block

intraatrial heart block

[¦in·trə′ā·trē·əl ′härt ‚bläk]
(medicine)
A type of heart block which shows a broad, notched P wave of longer than normal duration on the electrocardiographic record.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.