Mitral regurgitation mechanisms related to systolic anterior motion in hypertrophic cardiomyopathy.

"Conflicts of Interest: All authors have completed the ICMJE uniform disclosure form (available at https://jtd.amegroups.com/article/view/10.21037/jtd-23-1206/coif). H.T. serves as an unpaid editorial board member of Journal of Thoracic Disease from October 2022 to January 2025. R.T.H. reports receiving speaker fees from Abbott Structural, Baylis Medical, Edwards Lifesciences, and Philips Healthcare. Additionally, she has institutional consulting contracts for which she receives no direct compensation with Abbott Structural, Boston Scientific, Edwards Lifesciences, Medtronic, and Novartis. R.T.H. also has stock options with Navigate and is Chief Scientific Officer for the Echocardiography Core Laboratory at the Cardiovascular Research Foundation for multiple industry-sponsored trials, for which she receives no direct industry compensation. The other authors have no conflicts of interest to declare."

"Funding: None."