Valvular & structural heart disease

Transcarotid Versus Surgical Aortic Valve Replacement for the Treatment of Severe Aortic Stenosis

Circ Cardiovasc IntervPublished Propensity-matched comparison of transcarotid transcatheter aortic valve replacement (TC-TAVR) and surgical aortic valve replacement (SAVR)

Authors' conclusion

TC-TAVR was associated with improved 30-day clinical outcomes compared with SAVR, with no significant differences in death, stroke, and hospitalization at 1-year follow-up. These findings suggest that TC-TAVR may be a valid alternative to SAVR in nontransfemoral-TAVR candidates.

Study context

Population
Patients with severe aortic stenosis undergoing transcarotid TAVR or surgical aortic valve replacement182 patients propensity-matched and included in each group · SAVR 352 · TC-TAVR 434
Participants
786 patients
Comparison
TC-TAVR and SAVR patients with severe aortic stenosis in a propensity-matched population
  • TC-TAVRn = 182reference
  • SAVRn = 182
Outcome
Composite of:
  • Death from any cause
  • Stroke/transient ischemic attack
  • Procedure-related or valve-related hospitalization
Follow-up
30 days and 1 year
Methodological detailsdata prospectively collected in dedicated databases, clinical events defined according to Valve Academic Research Consortium-3 criteria
  • Data prospectively collected in dedicated databases
  • Clinical events defined according to Valve Academic Research Consortium-3 criteria

Main finding

As reported in the abstract

SAVR

30 days
12.6%
1 year
19.7%

TC-TAVR

30 days
4.3%
1 year
12.7%

30 days

SAVR12.6%
TC-TAVR4.3%

1 year

SAVR19.7%
TC-TAVR12.7%
SAVR vs TC-TAVRHazard ratio (95% CI)
30 days; higher rate with SAVR
2.93(1.45–5.94)
1 year; no significant differences between groups
1.63(0.98–2.73)

Further findings

Baseline characteristics of matched population

Mean age
75 years
Mean Society for Thoracic Surgeons score
3.6%
Baseline characteristics well balanced between the matched groups

Safety

Acute kidney injury stages 2 to 4, bleeding events, and new-onset atrial fibrillation · hospital period

Occurred more often in the SAVR group
P < 0.001

Vascular complications and need for permanent pacemaker implantation

Vascular complications more often in the TC-TAVR group
P = 0.01
Permanent pacemaker implantation more often in the TC-TAVR group
P = 0.001

Original publication

Transcarotid Versus Surgical Aortic Valve Replacement for the Treatment of Severe Aortic Stenosis. Circ Cardiovasc Interv. Published 26 March 2025. doi:10.1161/circinterventions.124.014928

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