Atrial Remodeling

**Definition:** Long-term changes in the electrophysiological parameters and/or anatomical structures of the HEART ATRIA that result from prolonged changes in atrial rate, often associated with ATRIAL FIBRILLATION or long periods of intense EXERCISE.

**Tree numbers:** - C23.300.052 - C23.550.113 - G09.330.040.800

**Synonyms:** - Electrical Remodeling - Cardiac Remodeling, Atrial - Myocardial Remodeling, Atrial - Atrium Remodeling