Spontaneous echo contrast, left atrial appendage thrombus and stroke in patients undergoing transcatheter aortic valve implantation
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Spontaneous echo contrast, left atrial appendage thrombus and stroke in patients undergoing transcatheter aortic valve implantation. / Linder, Matthias; Voigtländer, Lisa; Schneeberger, Yvonne; Bhadra, Oliver Daniel; Grundmann, David; Demal, Till; Goßling, Alina; Ludwig, Sebastian; Schaefer, Andreas; Waldschmidt, Lara; Schirmer, Johannes; Reichenspurner, Hermann; Blankenberg, Stefan; Schäfer, Ulrich; Westermann, Dirk; Schofer, Niklas; Conradi, Lenard; Seiffert, Moritz.
In: EUROINTERVENTION, Vol. 16, No. 13, 20.01.2021, p. 1114-1122.Research output: SCORING: Contribution to journal › SCORING: Journal article › Research › peer-review
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TY - JOUR
T1 - Spontaneous echo contrast, left atrial appendage thrombus and stroke in patients undergoing transcatheter aortic valve implantation
AU - Linder, Matthias
AU - Voigtländer, Lisa
AU - Schneeberger, Yvonne
AU - Bhadra, Oliver Daniel
AU - Grundmann, David
AU - Demal, Till
AU - Goßling, Alina
AU - Ludwig, Sebastian
AU - Schaefer, Andreas
AU - Waldschmidt, Lara
AU - Schirmer, Johannes
AU - Reichenspurner, Hermann
AU - Blankenberg, Stefan
AU - Schäfer, Ulrich
AU - Westermann, Dirk
AU - Schofer, Niklas
AU - Conradi, Lenard
AU - Seiffert, Moritz
PY - 2021/1/20
Y1 - 2021/1/20
N2 - AIMS: The relevance of spontaneous echo contrast (SEC) and left atrial appendage thrombus (LAAT) in patients undergoing transcatheter aortic valve implantation (TAVI) remains unclear. In this study, we aimed to assess the prevalence of SEC and LAAT and evaluate the impact on periprocedural outcome after TAVI.METHODS AND RESULTS: A total of 2,549 consecutive patients underwent TAVI between 2008 and 2017. After exclusion of cases with insufficient imaging, concomitant procedures or severe intraprocedural complications, 1,558 cases were analysed. Three groups were defined according to (pre)thrombotic formations - moderate or severe SEC (n=89), LAAT (n=53), and reference (n=1,416). The primary outcome was disabling ischaemic stroke within 24 hours. The prevalence was 4.4% for LAAT and 5.4% for moderate/severe SEC. The primary outcome occurred more frequently in patients with moderate/severe SEC (6.8%) compared to the reference (2.1%) and LAAT (1.9%) groups (p=0.020). SEC was identified as an independent risk factor for the primary outcome (OR 3.54 [95% CI: 1.30-9.61], p=0.013). LAAT was associated with an impaired unadjusted one-year survival (43.4%) compared to the SEC (27.3%) and reference groups (18.7%, p<0.001).CONCLUSIONS: SEC and LAAT were detected in a relevant number of patients undergoing TAVI. SEC may represent an important risk factor for intraprocedural stroke; increased mortality was observed in patients with LAAT.
AB - AIMS: The relevance of spontaneous echo contrast (SEC) and left atrial appendage thrombus (LAAT) in patients undergoing transcatheter aortic valve implantation (TAVI) remains unclear. In this study, we aimed to assess the prevalence of SEC and LAAT and evaluate the impact on periprocedural outcome after TAVI.METHODS AND RESULTS: A total of 2,549 consecutive patients underwent TAVI between 2008 and 2017. After exclusion of cases with insufficient imaging, concomitant procedures or severe intraprocedural complications, 1,558 cases were analysed. Three groups were defined according to (pre)thrombotic formations - moderate or severe SEC (n=89), LAAT (n=53), and reference (n=1,416). The primary outcome was disabling ischaemic stroke within 24 hours. The prevalence was 4.4% for LAAT and 5.4% for moderate/severe SEC. The primary outcome occurred more frequently in patients with moderate/severe SEC (6.8%) compared to the reference (2.1%) and LAAT (1.9%) groups (p=0.020). SEC was identified as an independent risk factor for the primary outcome (OR 3.54 [95% CI: 1.30-9.61], p=0.013). LAAT was associated with an impaired unadjusted one-year survival (43.4%) compared to the SEC (27.3%) and reference groups (18.7%, p<0.001).CONCLUSIONS: SEC and LAAT were detected in a relevant number of patients undergoing TAVI. SEC may represent an important risk factor for intraprocedural stroke; increased mortality was observed in patients with LAAT.
U2 - 10.4244/EIJ-D-20-00743
DO - 10.4244/EIJ-D-20-00743
M3 - SCORING: Journal article
C2 - 32863242
VL - 16
SP - 1114
EP - 1122
JO - EUROINTERVENTION
JF - EUROINTERVENTION
SN - 1774-024X
IS - 13
ER -