Mitral Arcades Unexpectedly Encountered During Cardiac Surgery

Mitral Arcade With Anomalous Papillary Muscles

“…The uncommonness of congenital mitral arcade can lead to an under-recognition of this defect as the cause of mitral valve disease. In recently published case series, mitral arcades in adults have been reported to be unexpectedly encountered during cardiac surgery, necessitating a change in operative approach ( 3 ).…”

Editorial: Insights in heart surgery: 2022

“…Different approaches have been previously described to treat HOCM ( 2 ). Raffa et al introducing a method with the involvement of the subvalvular mitral apparatus [resection of anomalous muscular trabecula, accessory papillary muscles (PM), secondary chordae, and splitting of PM], showed excellent results including freedom from repeat intervention of 96% and significant symptomatic relief with NYHA and left ventricular obstruction reduction during midterm follow-up as well as a reduction in terms of mitral valve regurgitation incidence and septal thickness.…”