Abstract:
:Paravalvular regurgitation (PVR) remains one of the drawbacks of transcatheter aortic valve implantation (TAVI). Details of percutaneous closure (PCC) of PVR after TAVI remain obscure. We aimed to explore the patient characteristics, procedural details, closure devices used, and outcomes of PCC after TAVI. A systematic search of the MEDLINE/PubMed and Embase databases from January 2002 to September 2015 was conducted. Reports considered to include same patient were excluded and only the studies with largest cohorts were included. A total of 14 studies including 58 patients (61 cases) were included in the study. A balloon-expandable (BE) valve was used more frequently compared with a self-expandable (SE) valve (72.6% vs 27.4%, respectively). The mean success rate was 86.9% (100% and 77.8%, respectively; P = 0.097). The median number of closure devices used was 1 (range, 1-4) and did not differ between SE and BE valves (P = 0.71). Mean time from index procedure to PCC did not differ between SE and BE valves (295 ± 380 days vs 379 ± 353 days; P = 0.71). Seven patients had history of valve-in-valve and 6 patients had procedural success. Among the patients with available follow-up data (94.8%), there were 15 deaths (27.3%). Percutaneous closure of PVR after TAVI had a high success rate in selected patients in both BE and SE valves. The success rate, timing, and number of closure devices were similar between BE and SE valves. However, prognosis remains fairly poor.
journal_name
Clin Cardioljournal_title
Clinical cardiologyauthors
Ando T,Takagi H,ALICE (All-Literature Investigation of Cardiovascular Evidence) Group.doi
10.1002/clc.22569subject
Has Abstractpub_date
2016-10-01 00:00:00pages
608-614issue
10eissn
0160-9289issn
1932-8737journal_volume
39pub_type
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