[PDF] Top 20 The aortic valve : structure, complications and implications for transcatheter aortic valve replacement

... The aortic valve directs a one way forward flow of blood from the left ventricle of the heart to the rest of the body with minimal regurgitation and pressure ...the aortic valve undergoes a ... See full document

... Transcatheter aortic valve implantation (TAVI) is an alternative treatment for patients with severe aortic stenosis who are deemed non-operable or have a very high-risk for conventional ... See full document

... it is important to understand the relative resource inten- sity of each procedure. There have been multiple cost- effectiveness analyses that have compared TAVI to SAVR in high-risk cohorts; the majority of these suggest ... See full document

... study in patients with SAVR and CABG, presence of prior C-XRT was associated with worse longer-term sur- vival [8]. Other smaller studies in prior C-XRT have also reported the presence of constrictive pericarditis, re- ... See full document

... Transcatheter aortic valve replacement (TAVR) has become a standard treat- ment for those patients with symptomatic aortic stenosis (AS) who are not can- didates for open-heart surgery ... See full document

... Potential mechanisms for this benefit include an improvement in patient selection for intervention, the improved use of diagnostic tools, reduced loss of follow-up, improved procedure, device and access modality ... See full document

... radiation-induced aortic valve stenosis had lower 6-month overall mortality following TAVI than those with degenerative aortic valve ...native valve calci fi cations, leading to a lower ... See full document

... for transcatheter aortic valve replacement (TAVR) exclusively for implantation of Sapien 3 ...3 valve using a standardized subclavian approach at a single ...30-day complications ... See full document

... severe aortic valve disease, who were admitted to a cardiothoracic surgery center of Liverpool, UK, for TAVI procedure, through a transapical approach, under general anesthesia, during a 5-year period ... See full document

... Each site routinely maintains a TAVR registry prospec- tively, collecting detailed information on patients’ baseline characteristics, procedure information and complications. We identified all patients receiving a ... See full document

... Obviously, all retrospective studies have the disadvantage that can be overcome only by a prospective, randomized controlled trial. In the absence of a randomized controlled study, the ability to discriminate true ... See full document

... The interpretation of our results, regarding the prog- nostic impact on survival of diabetes in patients under- going TAVI or SAVR, may have some limitations. The degree of frailty and functional capacity of patients ... See full document

... The TASQ was carefully designed in order to overcome the shortcomings of the currently available health-re- lated QoL questionnaires. By incorporating insight from patients with severe AS, this novel assessment tool was ... See full document

... site complications were different (eg, vessel rupture or hematoma for femoral access, bleeding or tamponade for transapical access), they occurred with a similar frequency, and were fatal in a similar percentage ... See full document

... underwent valve in a valve procedure revealed paravalvu- lar ...existing aortic bioprosthesis, which prevents the risk of annular rupture and allows a more aggressive valve ... See full document

... instrumentation of introducer sheaths, but the presence of PAD does not necessarily result in a central access. If there are adequate diameter of access site vessels and satisfactory vascular anatomy proximally, TF ... See full document

... the aortic valve annulus and THV ...balloon-expandable valve is ...the valve in a 1:1 ratio to the mean annulus ...mean aortic annulus to achieve satisfactory postdilation while ... See full document

... abnormalities, aortic re- gurgitation, acute kidney injury, vascular injury, coronary obstruction, and valve malpositioning ...with aortic stenosis (AS) ... See full document

... mobility, aortic sclerosis, chest deformation, and previous chest ra- diation, as well as comorbidities requiring additional inter- ventions like mitral or tricuspid valve disease, coronary artery disease, ... See full document

... to valve deployment (prevalve), number of dilations during valve deployment (two if a second valve was used due to any reason), postdeployment balloon dila- tions (PD), total number of right ... See full document