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End-stage renal disease and severe aortic stenosis: Does valve replacement improve one-year outcomes?

  • Jose F. Condado
  • , Aneel Maini
  • , Bradley Leshnower
  • , Vinod Thourani
  • , Jessica Forcillo
  • , Chandan Devireddy
  • , Kreton Mavromatis
  • , Eric L. Sarin
  • , James Stewart
  • , Robert Guyton
  • , Amy Simone
  • , Patricia Keegan
  • , Stamatios Lerakis
  • , Peter C. Block
  • , Vasilis Babaliaros

Research output: Contribution to journalArticlepeer-review

13 Scopus citations

Abstract

Background: Treatment for patients with end-stage renal disease (ESRD) and severe aortic stenosis (AS) includes balloon aortic valvuloplasty (BAV), surgical (SAVR), or transcatheter (TAVR) aortic valve replacement. We compared outcomes among these strategies. Methods: A retrospective review of patients with ESRD undergoing treatment for severe AS between 07/2007 and 06/2015 was performed at our center. Patients were classified based on treatment: BAV-only, TAVR, or SAVR. Baseline characteristics and 30-day outcomes were compared among groups. A 1-year survival analysis was performed. Results: Of 85 patients, 25 (29.4%) underwent BAV, 30 (35.3%) TAVR, and 30 (35.3%) SAVR. Patients in the SAVR group, compared to the BAV or TAVR patients, were younger (63 vs. 74 vs. 71 years, P = 0.02) and had less prior stroke (3.3% vs. 12.0% vs. 30.0%, P = 0.008). While all BAV patients had NYHA class III/IV, 93.3% and 76.7% of patients had NYHA class III/IV in the TAVR and SAVR group, respectively (P = 0.001). BAV patients were less likely to have atrial fibrillation than TAVR or SAVR patients (16.0% vs. 43.3% vs. 50.0%, P = 0.03). All patients were high risk, but there was a statistical trend to lower STS scores in the SAVR group (8.6% vs. 13.5% vs. 13.5%, P = 0.08). There was no significant difference in 30-day mortality (16.7% vs. 10.0% vs. 10.0%, P = 0.74), but BAV treated patients had an increased 1-year mortality compared to those treated with TAVR or SAVR (87.0% vs. 32.0%, vs. 36.7%, P=<0.001). Independent predictors of 1-year mortality were a higher STS score (HR 1.026, 95%CI 1.002–1.051) and BAV-only strategy (BAV vs. TAVR: HR 3.961, 95%CI 1.595–9.840), but dialysis duration and type, and SAVR versus TAVR were not. Conclusions: Patients with ESRD and severe AS have a similar and higher survival with TAVR or SAVR when compared to BAV at 1-year. These results may influence patient care decisions favoring valve replacement in AS patients with ESRD.

Original languageEnglish
Pages (from-to)1109-1115
Number of pages7
JournalCatheterization and Cardiovascular Interventions
Volume89
Issue number6
DOIs
StatePublished - May 2017
Externally publishedYes

Keywords

  • aortic stenosis
  • aortic valve replacement
  • end-stage renal disease on dialysis

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