scholarly journals Incidence and Clinical Significance of Worsening Tricuspid Regurgitation Following Surgical or Transcatheter Aortic Valve Replacement: Analysis From the PARTNER IIA Trial

Author(s):  
Paul C. Cremer ◽  
Tom Kai Ming Wang ◽  
L. Leonardo Rodriguez ◽  
Brian R. Lindman ◽  
Yiran Zhang ◽  
...  

Background: Aortic valve replacement (AVR) is recommended for severe symptomatic aortic stenosis. However, the incidence of worsening tricuspid regurgitation (TR) following transcatheter compared with surgical AVR (TAVR, SAVR), and the impact of worsening TR on outcomes, is ill-defined. Accordingly, among patients randomized to TAVR or SAVR, we describe the differential incidence of worsening TR and its association with survival. Methods: From the PARTNER IIA trial (Placement of Aortic Transcatheter Valves IIA), 1334 patients were included with baseline and 30-day postprocedure core-lab echocardiograms. Worsening TR was defined as deterioration of ≥1 grade from baseline to 30 days. Outcomes included cardiovascular and all-cause death between 30 days and 2 years. Multivariable logistic regression was performed to identify associations with worsening TR; survival analyses were performed to assess associations with mortality. Results: Worsening TR occurred in 17.3% (125/721) of TAVR and 27.0% (165/611) of SAVR patients. On multivariable analysis, SAVR (odds ratio, 2.09 [95% CI, 1.40–3.11]), female sex (odds ratio, 2.22 [95% CI, 1.44–3.42]), atrial fibrillation (odds ratio, 1.61 [95% CI, 1.03–2.51]), and right ventricular enlargement (odds ratio, 2.25 [95% CI, 1.17–4.31]) were associated with worsening TR. Cardiovascular and all-cause death occurred in 9.0% (26/290) and 17.9% (52/290) of patients with worsening TR, compared with 4.8% (50/1042) and 10.9% (114/1042) without worsening TR, respectively. In patients with worsening TR, cardiovascular and all-cause death were similar in TAVR compared with SAVR, (hazard ratio, 1.09 [95% CI, 0.55–2.16]) and (hazard ratio, 1.07 [95% CI, 0.62–1.87]), respectively. After adjustment, worsening TR was independently associated with cardiovascular (hazard ratio, 3.62 [95% CI, 2.08–6.29]) and all-cause death (hazard ratio, 2.11 [95% CI, 1.37–3.27]). Conclusions: Worsening TR is associated with female sex, atrial fibrillation, right ventricular enlargement, and SAVR. Regardless of mode of AVR, worsening TR is similarly associated with a poor prognosis. Future studies should focus on whether preventing or treating worsening TR improves outcomes. REGISTRATION: URL: https://www.clinicaltrials.gov ; Unique identifier: NCT01314313.

Author(s):  
Matthew W. Sherwood ◽  
Aakriti Gupta ◽  
Sreekanth Vemulapalli ◽  
Zhuokai Li ◽  
Jonathan Piccini ◽  
...  

Background: Optimal antithrombotic management of patients with preexisting atrial fibrillation undergoing transcatheter aortic valve replacement is challenging given the need to balance the risk of bleeding and thromboembolism. We aimed to examine variation in care and association of antithrombotic therapies with 1-year outcomes of stroke, bleeding, and mortality in patients undergoing transcatheter aortic valve replacement with concomitant atrial fibrillation in the United States. Methods: Patients who underwent transcatheter aortic valve replacement with preexisting atrial fibrillation from November 2011 through September 2015 in the Society of Thoracic Surgeons/American College of Cardiology Transcatheter Valve Therapy registry linked to the Medicare database were examined according to receipt of oral anticoagulants (OACs) or antiplatelet therapies (APTs) or a combination of these (OAC+APT) at discharge. To assess the associations of antithrombotic therapies with 1-year outcomes of stroke, bleeding, and mortality, we utilized inverse probability weighting for antithrombotic therapies and multivariable regression modeling to adjust for patient- and hospital-level variables. Results: In the 11 382 patients included in our study, 5833 (51.2%) were discharged on OAC+APT, 4786 (42.0%) on APT alone, and 763 (6.7%) on OAC alone. There was significant variability in discharge medication patterns, including 42% of patients discharged without OAC therapy. In adjusted analyses, the risk for all-cause mortality and stroke was not significantly different when comparing the 3 different antithrombotic strategies. Risk of bleeding was higher with OAC+APT compared with APT alone (hazard ratio, 1.16 [95% CI, 1.05–1.27]) and similar compared with OAC alone (hazard ratio, 1.17 [95% CI, 0.93–1.47]). Conclusions: There was significant variability in discharge medication patterns across US sites in patients with atrial fibrillation undergoing transcatheter aortic valve replacement, including significant underuse of OAC in this high-risk cohort. The use of OAC+APT (versus OAC alone or APT alone) was not associated with a lower risk of stroke or mortality but was associated with increased risk of bleeding complications at 1 year compared with APT alone.


Author(s):  
Laure Bryssinck ◽  
Siel De Vlieger ◽  
Katrien François ◽  
Thierry Bové

Abstract OBJECTIVES Our goal was to examine post hoc patient satisfaction and the decision-making process of choosing a prosthesis for aortic valve replacement (AVR). METHODS We surveyed 113 patients who were operated on for AVR at 60–70 years of age, including 74 patients with a mechanical valve (MECH) and 39 with a bioprosthesis (BIO). The study focused on quality of life and the decision pathway in relation to prosthesis choice and valve-related complications. Decisional conflict was defined as the post hoc uncertainty perceived by patients regarding their choice of prosthesis. RESULTS The survey was performed at a median of 5.2 (3.2–8.1) years after the AVR. Patients with a biological valve were older (BIO: 68.4 years [66.2–69.4] vs MECH: 63.9 [61.9–66.7]; P < 0.001). Global post hoc satisfaction with prosthesis choice was high in both groups (MECH: 95.9%; BIO: 100%), and 85.1% (MECH) and 92.3% (BIO) of them would repeat their choice. Conflict about their decision was equal (MECH: 30.3%; BIO: 32.6%) for different reasons: MECH patients experienced more anticoagulation-related inconvenience (25.9% vs 0%), fear of bleeding (31.1% vs 0%) and prosthesis noise (26.2% vs 0%), whereas more BIO patients feared prosthesis failure (39.7% vs 17.4%) or reoperation (43.5% vs 18.1%). Active involvement in the decision (odds ratio 0.37, 95% confidence interval 0.16–0.85; P = 0.029) and adequate information about the prosthesis (odds ratio 0.34, 95% confidence interval 0.14–0.86; P = 0.020) decreased the risk of conflict about the decision. CONCLUSIONS Although 30% of the responders showed a decisional conflict related to prosthesis-specific interferences, global patient satisfaction with the prosthesis choice for AVR is excellent. Increasing the patient’s involvement in the prosthesis choice through shared accountability and improved information is recommended to decrease the choice-related uncertainty.


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