The Results of Urgent and Emergent Transcatheter Mitral Valve Repair (MitraClip): A Comparison with Standard Elective Repair.

Background: Mitral regurgitation (MR) is the most common valvular disease worldwide. MR has been managed surgically, with either a mitral valve replacement or repair. Percutaneous transcatheter mitral valve repair (TMVr) with MitraClip insertion has gained wide popularity and success over medical and surgical therapy for MR.

Aortic valve surgery in the pediatric population: pathophysiology, clinical features and management.

There are several conditions where the function of the aortic valve can be compromised in the pediatric population. The aortic valve is composed of three leaflets which are thin and mobile and are attached to the aortic sinuses. Each leaflet is made up of connective tissue, forming a highly ordered network of extracellular matrix components.