How important is the impact of pressure recovery on routine evaluation of aortic stenosis? A clinical study in 91 patients

Journal of Heart Valve Disease

Volumn 13, Issue 3, 2004, Pages 347-356

  Isaaz, Karl ^a   Gaillard, Olivier ^a   Cerisier, Alexis ^a   Da Costa, Antoine ^a   Faure, Emmanuel ^a   Lamaud, Michel ^a   Gerenton, Claude ^a  

^a UNIVERSITÉ JEAN MONNET   (France)

Author keywords

[No Author keywords available]

Indexed keywords

ADULT; AGED; AORTA; AORTA VALVE; AORTA VALVE STENOSIS; ARTICLE; BLOOD FLOW VELOCITY; BLOOD PRESSURE; DOPPLER ECHOCARDIOGRAPHY; ECHOGRAPHY; FEMALE; HEART CATHETERIZATION; HUMAN; MALE; MIDDLE AGED; PATHOPHYSIOLOGY; PROSPECTIVE STUDY;

ADULT; AGED; AGED, 80 AND OVER; AORTA; AORTIC VALVE; AORTIC VALVE STENOSIS; BLOOD FLOW VELOCITY; BLOOD PRESSURE; ECHOCARDIOGRAPHY, DOPPLER; FEMALE; HEART CATHETERIZATION; HUMANS; MALE; MIDDLE AGED; PROSPECTIVE STUDIES;

EID: 5144223967     PISSN: 09668519     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (39)

1. Gorlin R, Gorlin SG. Hydraulic formula for calculation of the area of the stenotic mitral valve, other cardiac valves and central circulatory shunts. Am Heart J 1951;41:1-29
2. Kirklin JW, Baratt-Boyes BG. In: Kirklin JW, Baratt-Boyes BG, eds., Cardiac Surgery: Aortic valve disease, 2nd edition. Churchill Livingstone, New York, 1993:491-571
3. Oakley CM. Management of valvular stenosis. Curr Opin Cardiol 1995;10:117-123
4. Braunwald E. Valvular heart disease. In: Braunwald E, Zipes DP, Libby P, eds., Heart Disease: A textbook of cardiovascular disease medicine, 6th edition. WB Saunders, Philadelphia, 2001:1643-1714
5. Clark C. The fluid mechanics of aortic stenosis. I. Theory and steady flow experiments. J Biomech 1976;9:521-528
6. Clark C. The fluid mechanics of aortic stenosis. II. Unsteady flow experiments. J Biomech 1976;9:567-573
7. Clark C. Energy losses in flow through stenosed valves. J Biomech 1979;12:737-746
8. Levine RA, Jimoh A, Cape EG, McMillan S, Yoganathan AP, Weyman A. Pressure recovery distal to a stenosis: Potential cause of gradient 'over-estimation' by Doppler echocardiography. J Am Coll Cardiol 1989;13:706-715
9. Voelker W, Reul H, Stelzer T, Schmidt A, Karsch K. Pressure recovery in aortic stenosis: An in vitro study in a pulsatile flow model. J Am Coll Cardiol 1992;20:1585-1593
10. György W, Strauss AL, Rieger H, Scheffler A, Eisenhoffer JS. Mièrt nagyobb a Doppler-modszer-rel meghatàrozott nyomaàsgradiens a katéterrel mérhetö értéknél? Orv Hetil 1992;133:1953-1958
11. Baumgartner H, Schima H, Tulzer G, Kuhn P. Effect of stenosis geometry on the Doppler-catheter gradient in vitro: A manifestation of pressure recovery. J Am Coll Cardiol 1993;21:1018-1025
12. Niederberger J, Schima H, Maurer G, Baumgartner H. Importance of pressure recovery for the assessment of aortic stenosis by Doppler ultrasound: Role of aortic size, aortic valve area, and direction of the stenotic jet in vitro. Circulation 1996;94:1934-1940
13. Cape E, Jones M, Yamada I, Van Auker M, Valdes-Cruz L. Turbulent/viscous interactions control Doppler/catheter pressure discrepancies in aortic stenosis. Circulation 1996;94:2975-2981
14. Heinrich RS, Fontaine AA, Grimes RY, et al. Experimental analysis of fluid mechanical energy losses in aortic valve stenosis: Importance of pressure recovery. Ann Biomed Eng 1996;24:685-694
15. Sung HW, Yu PS, Hsu CH, Hsu JC. Can cardiac catheterization accurately assess the severity of aortic stenosis? An in vitro pulsatile flow study. Ann Biomed Eng 1997;25:896-905
16. Laskey WK, Kussmaul WG. Pressure recovery in aortic valve stenosis. Circulation 1994;94:567-573
17. Schöbel WA, Voelker W, Haase KK, Karsch K-R. Extent, determinants and clinical importance of pressure recovery in patients with aortic valve stenosis. Eur Heart J 1999;20:1355-1363
18. Van Auker MD, Hla A, Meisner JS, Strom JA. Simultaneous Doppler/catheter measurements of pressure recovery in aortic valve disease: A correction to the Bernoulli equation based on velocity decay in the stenotic jet. J Heart Valve Dis 2000;9:291-298
19. Levine RA, Cape EG, Yoganathan AP. Pressure recovery distal to stenoses: Expanding clinical applications of engineering principles. J Am Coll Cardiol 1993;21:1026-1028
20. Baumgartner H, Stefenelli T, Niederberger J, Schima H, Maurer G. 'Overestimation' of catheter gradients by Doppler ultrasound in patients with aortic stenosis: A predictable manifestation of pressure recovery. J Am Coll Cardiol 1999;35:1655-1661
21. Yoganathan AP, Cape EG, Sung HW, Williams FP, Jimoh A. Review of hydrodynamic principles for the cardiologist: Applications to the study of blood flow and jets by imaging techniques. J Am Coll Cardiol 1988;12:1344-1353
22. Assey ME, Zile MR, Usher BW, Karavan MP, Carabello BA. Effect of catheter positioning on the variability of measured gradient in aortic stenosis. Cathet Cardiovasc Diagn 1993;30:287-292
23. Garcia D, Pibarot P, Dumesnil JG, Sakr F, Durand LG. Assessment of aortic valve stenosis severity. A new index based on the energy loss concept. Circulation 2000;101:765-771
24. Garcia D, Dumesnil J, Durand LG, Kadern L, Pibarot P. Discrepancies between catheter and Doppler estimates of valve effective orifice area can be predicted from the pressure recovery phenomenon. J Am Coll Cardiol 2003;41:435-442
25. Gjertsson P, Caidhal K, Svensson G, Wallentin I, Bech-Hanssen O. Important pressure recovery in patients with aortic stenosis and high Doppler gradients. Am J Cardiol 2001;88:139-144
26. Isaaz K. The ratio of post-valvular aorta to valvular orifice cross-sectional areas: A new haemodynamic index of clinical importance in patients with aortic stenosis? Eur Heart J 1999;20:1294-1296
27. Currie PJ, Seward JB, Reeder GS, et al. Continuous-wave Doppler echocardiographic assessment of severity of calcific aortic stenosis: A simultaneous Doppler-catheter correlative study in 100 adult patients. Circulation 1985;71:1162-1169
28. Currie PJ, Hagler DJ, Seward JB, et al. Instantaneous pressure gradient: A simultaneous Doppler and dual catheter correlative study. J Am Coll Cardiol 1986;7:800-806
29. Hatle L, Angelsen B. Pulsed and continuous wave Doppler in diagnosis and assessment of various heart lesions. In: Hatle L, Angelsen B, eds., Doppler Ultrasound in Cardiology. Physical principles and clinical applications. Lea & Febiger, 1982:97-292
30. Holen J, et al. Doppler ultrasound in orifice flow: In vitro studies of the relationship between pressure difference and fluid velocity. Ultrasound Med Biol 1985;11:261-267
31. Terstein P, Yock P, Popp RL. The accuracy of Doppler ultrasound measurement of pressure gradients across irregular and tunnellike obstruction to blood flow. Circulation 1985;72:577
32. Stamm RB, Martin RR Quantification of pressure gradients across stenotic valves by Doppler ultrasound. J Am Coll Cardiol 1983;2:707
33. Callahan MJ, Tajik AJ, Su-Fan Q, Bove AA. Validation of instantaneous pressure gradients measured by continuous wave Doppler in experimentally induced aortic stenosis. Am J Cardiol 1985;56:989-993
34. Sholler GF, Colan SD, Sanders SR Keane JF. Noninvasive estimation of left ventricular pressure waveform throughout ejection in young patients with aortic stenosis. J Am Coll Cardiol 1988;12:492-497
35. Pasipoularides A. Clinical assessment of ventricular ejection dynamics with and without outflow obstruction. J Am Coll Cardiol 1990;15:859-882
36. Isaaz K. A theoretical model for the noninvasive assessment of transmitral pressure-flow relation using ultrasound technique. J Biomech 1992;25:581-589
37. Isaaz K. Expanding the frontiers of Doppler Echocardiography for the non invasive assessment of diastolic hemodynamics. J Am Coll Cardiol 2000;36:1950-1952
38. Brogan WC, Lange RA, Hillis LD. Accuracy of various methods of measuring the transvalvular pressure gradient in aortic stenosis. Am Heart J 1992;123:948-953
39. Levine RA, Schwammenthai E. Stenosis is the eye of the observer: Impact of pressure recovery on assessing aortic valve area. J Am Coll Cardiol 2003;41:443-445