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A novel technique to quantify aortic valve annulus deformation: A pilot study

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A novel technique to quantify aortic valve annulus deformation: A pilot study. / Holst, Theresa; Petersen, Johannes; Adam, Gerhard; Reichenspurner, Hermann; Girdauskas, Evaldas; Tahir, Enver.

In: J CARDIAC SURG, Vol. 37, No. 9, 09.2022, p. 2734-2737.

Research output: SCORING: Contribution to journal › SCORING: Journal article › Research › peer-review

Harvard

Holst, T, Petersen, J, Adam, G, Reichenspurner, H, Girdauskas, E & Tahir, E 2022, 'A novel technique to quantify aortic valve annulus deformation: A pilot study', J CARDIAC SURG, vol. 37, no. 9, pp. 2734-2737. https://doi.org/10.1111/jocs.16683

APA

Holst, T., Petersen, J., Adam, G., Reichenspurner, H., Girdauskas, E., & Tahir, E. (2022). A novel technique to quantify aortic valve annulus deformation: A pilot study. J CARDIAC SURG, 37(9), 2734-2737. https://doi.org/10.1111/jocs.16683

Vancouver

Holst T, Petersen J, Adam G, Reichenspurner H, Girdauskas E, Tahir E. A novel technique to quantify aortic valve annulus deformation: A pilot study. J CARDIAC SURG. 2022 Sep;37(9):2734-2737. https://doi.org/10.1111/jocs.16683

Bibtex

@article{29304e64b21e41398bc4cc479815eace,
title = "A novel technique to quantify aortic valve annulus deformation: A pilot study",
abstract = "OBJECTIVES: We evaluated the potential of cardiac magnetic resonance (CMR)-derived strain to assess aortic valve (AV) annulus deformation during the cardiac cycle in regurgitant and well-functioning AVs.METHODS: Four patients with severe aortic regurgitation and seven healthy controls underwent CMR. Assessment of longitudinal strain was performed by hypothesizing the AV annulus would be the left ventricle in long-axis orientation. Longitudinal strain of the segments belonging to the muscular and fibrous AV annulus was weighted and averaged to obtain regional values (RLS).RESULTS: Comparison of RLS between regurgitant and well-functioning AVs showed a considerably different deformation of the muscular AV annulus (i.e., median RLS: 4.18 % [patients] vs. -10.41 % [controls], p = .024). The fibrous AV annulus demonstrated comparable deformational changes in both groups.CONCLUSION: CMR-derived strain allows for quantification of AV annulus deformation during the cardiac cycle and shows an altered RLS in the muscular AV annulus in patients with severe aortic regurgitation.",
author = "Theresa Holst and Johannes Petersen and Gerhard Adam and Hermann Reichenspurner and Evaldas Girdauskas and Enver Tahir",
note = "{\textcopyright} 2022 The Authors. Journal of Cardiac Surgery published by Wiley Periodicals LLC.",
year = "2022",
month = sep,
doi = "10.1111/jocs.16683",
language = "English",
volume = "37",
pages = "2734--2737",
journal = "J CARDIAC SURG",
issn = "0886-0440",
publisher = "Wiley-Blackwell",
number = "9",

}

RIS

TY - JOUR

T1 - A novel technique to quantify aortic valve annulus deformation: A pilot study

AU - Holst, Theresa

AU - Petersen, Johannes

AU - Adam, Gerhard

AU - Reichenspurner, Hermann

AU - Girdauskas, Evaldas

AU - Tahir, Enver

N1 - © 2022 The Authors. Journal of Cardiac Surgery published by Wiley Periodicals LLC.

PY - 2022/9

Y1 - 2022/9

N2 - OBJECTIVES: We evaluated the potential of cardiac magnetic resonance (CMR)-derived strain to assess aortic valve (AV) annulus deformation during the cardiac cycle in regurgitant and well-functioning AVs.METHODS: Four patients with severe aortic regurgitation and seven healthy controls underwent CMR. Assessment of longitudinal strain was performed by hypothesizing the AV annulus would be the left ventricle in long-axis orientation. Longitudinal strain of the segments belonging to the muscular and fibrous AV annulus was weighted and averaged to obtain regional values (RLS).RESULTS: Comparison of RLS between regurgitant and well-functioning AVs showed a considerably different deformation of the muscular AV annulus (i.e., median RLS: 4.18 % [patients] vs. -10.41 % [controls], p = .024). The fibrous AV annulus demonstrated comparable deformational changes in both groups.CONCLUSION: CMR-derived strain allows for quantification of AV annulus deformation during the cardiac cycle and shows an altered RLS in the muscular AV annulus in patients with severe aortic regurgitation.

AB - OBJECTIVES: We evaluated the potential of cardiac magnetic resonance (CMR)-derived strain to assess aortic valve (AV) annulus deformation during the cardiac cycle in regurgitant and well-functioning AVs.METHODS: Four patients with severe aortic regurgitation and seven healthy controls underwent CMR. Assessment of longitudinal strain was performed by hypothesizing the AV annulus would be the left ventricle in long-axis orientation. Longitudinal strain of the segments belonging to the muscular and fibrous AV annulus was weighted and averaged to obtain regional values (RLS).RESULTS: Comparison of RLS between regurgitant and well-functioning AVs showed a considerably different deformation of the muscular AV annulus (i.e., median RLS: 4.18 % [patients] vs. -10.41 % [controls], p = .024). The fibrous AV annulus demonstrated comparable deformational changes in both groups.CONCLUSION: CMR-derived strain allows for quantification of AV annulus deformation during the cardiac cycle and shows an altered RLS in the muscular AV annulus in patients with severe aortic regurgitation.

U2 - 10.1111/jocs.16683

DO - 10.1111/jocs.16683

M3 - SCORING: Journal article

C2 - 35690897

VL - 37

SP - 2734

EP - 2737

JO - J CARDIAC SURG

JF - J CARDIAC SURG

SN - 0886-0440

IS - 9

ER -