Key result
Among 630 consecutive patients undergoing transcatheter aortic valve implantation, infective endocarditis occurred in 0.95% of cases and had a favorable course with antibiotic treatment.
Why the study?
Infective endocarditis after TAVI is a rare complication associated with high morbidity and mortality.
Observational (n=630)
Infective endocarditis after TAVI is a rare complication (0.95%) that can have a favorable course with appropriate antibiotic treatment.
May support antibiotic management of post-TAVI endocarditis in select cases; hypothesis-generating and requires validation in larger cohorts.
Background: Infective endocarditis (IE) after transcatheter aortic valve implantation (TAVI) is a rare complication with high morbidity and mortality.Methods: Of 630 consecutive patients undergoing TAVI, 6 (0.95%) presented IE.Results: Four patients were men, mean age was 81.3 ± 2.2 years and all the patients were symptomatic. Left ventricular ejection fraction (LVEF) was 56.8 ± 5.3%. The procedure was successful in all the patients and one presented moderate regurgitation.Two patients required definitive pacemaker and the lead had to be reimplanted 24 hours later in 1 patient. Time to IE was 63.5 ± 73.3 days (median 35 days). A Gram-positive coccus was isolated in four cases. One patient presented a vegetation on transesophagic echocardiography. One patient died within 30 days. During follow-up of 23 ± 22 months none of the patientspresented new events or hospitalizations. On Doppler echocardiography, LVEF was 55.9 ± 4.6%, mean trans-aortic gradient was 8.2 ± 1.8 mm Hg and peak systolic velocity was 1.8 ± 0.2 m/s. One patient had moderate regurgitation.Conclusions: In this series of patients, IE after TAVI was uncommon and had a favorable course with antibiotic treatment. How to cite this article: Fava C, Mendiz O, Noc M, Casabe H, Zorc M, Fraguas H, et al Infective Endocarditis after Transcatheter Aortic Valve Implantation. Rev Argent Cardiol 2022;90:52-6. http://dx.doi.org/10.7775/rac.v90.i1.20497
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A 2022 study conducted an observational in Infective endocarditis after TAVI (n=630). Transcatheter aortic valve implantation (TAVI) was evaluated on Infective endocarditis. Among 630 consecutive patients undergoing transcatheter aortic valve implantation, infective endocarditis occurred in 0.95% of cases and had a favorable course with antibiotic treatment.
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