“…In the medical treatment for Af, there is controversy over whether rhythm control or heart rate control is better for the patients' prognosis [12][13][14][15][16], while in fact, generally speaking, there is no significant difference between them. If the findings of the anatomical remodeling, highlighted by us in this study, are accepted as one of the indicators of the presence of an advanced anatomical form of CAf, then further stratification of the staging of Af may be achievable.…”