mitral annular calcification (MAC) 1--Definition Caseous calcification of the mitral annulus is a degenerative, chronic process in which the calcium deposits within the posterior mitral annulus undergo liquefaction necrosis, forming a toothpaste-like or “caseous” (cheese-like) material inside the calcified shell. 2--Pathophysiology Begins as typical MAC, usually in the posterior annulus. Over time, central areas of necrosis, fatty degeneration, and cholesterol crystals appear. The lesion becomes

The Tendyne™ transcatheter mitral valve replacement (#TMVR) system has received FDA approval in the U.S.! 🇺🇸 This innovative, minimally invasive treatment uses a #Transapical approach, offering new hope for patients with severe mitral annular calcification (MAC) who aren’t candidates for surgery or repair. ❤️🫀 #Tendyne #MitralValve #HeartHealth #FDAApproved #MinimallyInvasive #Cardiology #StructuralHeart | Abdallah Othman