pellicle
Professional Dingbat, Guru and Merkintologist
its pretty simple at its nubOnto pros and cons of organic vs. mechanical valves.
you trade off durability for post surgical management.
There is no definitive cure for valvular heart disease, all we can do is trade it off for prosthetic valve disease.
http://circ.ahajournals.org/content/119/7/1034.full
Despite the marked improvements in prosthetic valve design and surgical procedures over the past decades, valve replacement does not provide a definitive cure to the patient. Instead, native valve disease is traded for “prosthetic valve disease,” and the outcome of patients undergoing valve replacement is affected by prosthetic valve hemodynamics, durability, and thrombogenicity.
on durability, this link is definitive and pithy ... read it at a gentle pace
https://www.ahajournals.org/doi/10.1161/JAHA.120.018506
Best Wishes