You can resign as an executor if you can no longer handle the duties or feel uncomfortable with the level of responsibility.ou can resign as an executor if you can no longer handle the duties or feel uncomfortable with the level of responsibility.
Valve description. The Trifecta valve is a 3-leaï¬et stented pericar-. dial valve designed for supra-annular placement in the aortic position. Thevalveis fabricatedusing a polyester-covered titanium stent. The stent, excluding the sewing cuff, is covered with porcine pericardial tissue.
Summary Summary. MASS (mitral valve prolapse, aortic enlargement, skin and skeletal findings) syndrome is a genetic disorder of connective tissue caused by mutations in the FBN1 gene. Connective tissue is the material between the cells of the body that gives tissues form and strength.