Publication Cover
Structural Heart
The Journal of the Heart Team
Volume 3, 2019 - Issue 5
56
Views
2
CrossRef citations to date
0
Altmetric
Original Research

Discordant Grading of Aortic Stenosis Severity: New Insights from an In Vitro Study

, MDORCID Icon, , MSc, , MSc, , DVM, PhDORCID Icon, , MD, , MD, , MD, PhD, , DVM, PhDORCID Icon & , PhD show all
Pages 415-422 | Received 30 Sep 2018, Accepted 15 May 2019, Published online: 25 Jul 2019

References

  • Baumgartner H, Falk V, Bax JJ, et al. 2017 ESC/EACTS Guidelines for the management of valvular heart disease. Eur Heart J. Sep 21 2017;38(36):2739–2791. doi:10.1093/eurheartj/ehx391.
  • Nishimura RA, Otto CM, Bonow RO, et al. 2014 AHA/ACC guideline for the management of patients with valvular heart disease. J Am Coll Cardiol. Jun 2014;63(22):e57–185. doi:10.1016/j.jacc.2014.02.536.
  • Clavel M-A, Magne J, Pibarot P. Low-gradient aortic stenosis. Eur Heart J. Sep 7 2016;37(34):2645–2657. doi:10.1093/eurheartj/ehw096.
  • Clavel M-A, Burwash IG, Pibarot P. Cardiac imaging for assessing low-gradient severe aortic stenosis. JACC Cardiovasc Imaging. Feb 2017;10(2):185–202. doi:10.1016/j.jcmg.2017.01.002.
  • Hachicha Z, Dumesnil JG, Bogaty P, Pibarot P. Paradoxical low-flow, low-gradient severe aortic stenosis despite preserved ejection fraction is associated with higher afterload and reduced survival. Circulation. Jun 5 2007;115(22):2856–2864. doi:10.1161/CIRCULATIONAHA.106.668681.
  • Dumesnil JG, Pibarot P, Carabello B. Paradoxical low flow and/or low gradient severe aortic stenosis despite preserved left ventricular ejection fraction: implications for diagnosis and treatment. Eur Heart J. Feb 1 2010;31(3):281–289. doi:10.1093/eurheartj/ehq113.
  • Tanné D, Bertrand E, Kadem L, Pibarot P, Rieu R. Assessment of left heart and pulmonary circulation flow dynamics by a new pulsed mock circulatory system. Exp Fluids. May 2010;48(5):837–850. doi:10.1007/s00348-009-0771-x.
  • Cheng N-S. Formula for the viscosity of a glycerol−water mixture. Ind Eng Chem Res. May 2008;47(9):3285–3288. doi:10.1021/ie071349z.
  • Minners J, Allgeier M, Gohlke-Baerwolf C, Kienzle R-P, Neumann F-J, Jander N. Inconsistencies of echocardiographic criteria for the grading of aortic valve stenosis. Eur Heart J. Mar 16 2008;29(8):1043–1048. doi:10.1093/eurheartj/ehm543.
  • Minners J, Allgeier M, Gohlke-Baerwolf C, Kienzle R-P, Neumann F-J, Jander N. Inconsistent grading of aortic valve stenosis by current guidelines: haemodynamic studies in patients with apparently normal left ventricular function. Heart. Sep 1 2010;96(18):1463–1468. doi:10.1136/hrt.2009.173765.
  • Mehrotra P, Jansen K, Tan TC, Flynn A, Hung JW. Clinical features and prognosis of patients with isolated severe aortic stenosis and valve area less than 1.0 cm2. Heart. 2018;104(3):222–229. doi:10.1136/heartjnl-2016-310729.
  • Berthelot-Richer M, Pibarot P, Capoulade R, et al. Discordant grading of aortic stenosis severity. JACC Cardiovasc Imaging. Jul 2016;9(7):797–805. doi:10.1016/j.jcmg.2016.01.007.
  • Clavel M-A, Dumesnil JG, Capoulade R, Mathieu P, Sénéchal M, Pibarot P. Outcome of patients with aortic stenosis, small valve area, and low-flow, low-gradient despite preserved left ventricular ejection fraction. J Am Coll Cardiol. Oct 2012;60(14):1259–1267. doi:10.1016/j.jacc.2011.12.054.
  • Jander N, Minners J, Holme I, et al. Outcome of patients with low-gradient “severe” aortic stenosis and preserved ejection fraction. Circulation. Mar 1 2011;123(8):887–895. doi:10.1161/CIRCULATIONAHA.110.983510.
  • Tribouilloy C, Rusinaru D, Maréchaux S, et al. Low-gradient, low-flow severe aortic stenosis with preserved left ventricular ejection fraction. J Am Coll Cardiol. Jan 2015;65(1):55–66. doi:10.1016/j.jacc.2014.11.040.
  • Yamashita E, Takeuchi M, Seo Y, et al. Prognostic value of paradoxical low-gradient severe aortic stenosis in Japan: Japanese multicenter aortic stenosis study, retrospective (JUST-R) registry. J Cardiol. May 2015;65(5):360–368. doi:10.1016/j.jjcc.2014.12.019.
  • Maes F, Boulif J, Pierard S, et al. Natural history of paradoxical low-gradient severe aortic stenosis. Circ Cardiovasc Imaging. Jul 1 2014;7(4):714–722. doi:10.1161/CIRCIMAGING.113.001695.
  • Tribouilloy C, Rusinaru D, Charles V, et al. Progression of low-gradient, low-flow, severe aortic stenosis with preserved left ventricular ejection fraction. Am J Cardiol. Aug 2015;116(4):612–617. doi:10.1016/j.amjcard.2015.08.002.
  • Dahl JS, Eleid MF, Pislaru SV, Scott CG, Connolly HM, Pellikka PA. Development of paradoxical low-flow, low-gradient severe aortic stenosis. Heart. Jul 1 2015;101(13):1015–1023. doi:10.1136/heartjnl-2014-306838.
  • Herrmann S, Fries B, Liu D, et al. Differences in natural history of low- and high-gradient aortic stenosis from nonsevere to severe stage of the disease. J Am Soc Echocardiogr. Nov 2015;28(11):1270–1282.e4. doi:10.1016/j.echo.2015.07.016.
  • Dayan V, Vignolo G, Magne J, Clavel M-A, Mohty D, Pibarot P. Outcome and impact of aortic valve replacement in patients with preserved LVEF and low-gradient aortic stenosis. J Am Coll Cardiol. Dec 2015;66(23):2594–2603. doi:10.1016/j.jacc.2015.09.076.
  • Clavel M-A, Ennezat PV, Maréchaux S, et al. Stress echocardiography to assess stenosis severity and predict outcome in patients with paradoxical low-flow, low-gradient aortic stenosis and preserved LVEF. JACC Cardiovasc Imaging. Feb 2013;6(2):175–183. doi:10.1016/j.jcmg.2012.10.015.
  • Kusunose K, Yamada H, Nishio S, et al. Preload stress echocardiography predicts outcomes in patients with preserved ejection fraction and low-gradient aortic stenosisCLINICAL PERSPECTIVE. Circ Cardiovasc Imaging. Oct 2017;10(10):e006690. doi:10.1161/CIRCIMAGING.117.006690.
  • Adda J, Mielot C, Giorgi R, et al. Low-flow, low-gradient severe aortic stenosis despite normal ejection fraction is associated with severe left ventricular dysfunction as assessed by speckle-tracking echocardiography: a multicenter study. Circ Cardiovasc Imaging. Jan 1 2012;5(1):27–35. doi:10.1161/CIRCIMAGING.111.967554.
  • Mohty D, Magne J, Deltreuil M, et al. Outcome and impact of surgery in paradoxical low-flow, low-gradient severe aortic stenosis and preserved left ventricular ejection fraction: a cardiac catheterization study. Circulation. Sep 10 2013;128(11_suppl_1):S235–42. doi:10.1161/CIRCULATIONAHA.112.000031.
  • Côté N, Simard L, Zenses A, et al. Impact of vascular hemodynamics on aortic stenosis evaluation: new insights into the pathophysiology of normal flow—small aortic valve area—low gradient pattern. J Am Heart Assoc. Jul 2017;6(7):e006276. doi:10.1161/JAHA.117.006276.

Reprints and Corporate Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

To request a reprint or corporate permissions for this article, please click on the relevant link below:

Academic Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

Obtain permissions instantly via Rightslink by clicking on the button below:

If you are unable to obtain permissions via Rightslink, please complete and submit this Permissions form. For more information, please visit our Permissions help page.