Comparison of simultaneous invasive and noninvasive measurements of pressure gradients in congenital aortic valve stenosis

Journal of the American Society of Echocardiography

Volumn 15, Issue 12, 2002, Pages 1496-1502

  Barker, Piers C A ^b   Ensing, Gregory ^a   Ludomirsky, Achiau ^b   Bradley, David J ^b   Lloyd, Thomas R ^b   Rocchini, Albert P ^b  

^a UNIVERSITY OF MICHIGAN   (United States)

^b NONE

Author keywords

[No Author keywords available]

Indexed keywords

ADULT; AORTA VALVE STENOSIS; ARTICLE; CHILD; CLINICAL ARTICLE; DOPPLER ECHOCARDIOGRAPHY; HUMAN; NEWBORN; PREDICTION; PRESSURE GRADIENT; PROGNOSIS; ADOLESCENT; BLOOD FLOW VELOCITY; BLOOD PRESSURE; COMPARATIVE STUDY; ECHOGRAPHY; HEART CATHETERIZATION; INFANT; PATHOPHYSIOLOGY; PHYSIOLOGY; PREDICTION AND FORECASTING; PRESCHOOL CHILD; SYSTOLE;

ADOLESCENT; ADULT; AORTIC VALVE STENOSIS; BLOOD FLOW VELOCITY; BLOOD PRESSURE; CHILD; CHILD, PRESCHOOL; ECHOCARDIOGRAPHY, DOPPLER; HEART CATHETERIZATION; HUMANS; INFANT; INFANT, NEWBORN; PREDICTIVE VALUE OF TESTS; SYSTOLE;

EID: 0036886034     PISSN: 08947317     EISSN: None     Source Type: Journal    
DOI: 10.1067/mje.2002.126415     Document Type: Article

References (23)

1. Wagner HR, Ellison RC, Keane JF, Humphries OJ, Nadas AS. Clinical course in aortic stenosis. Circulation 1977;56(2 Suppl):I147-56.
2. Wagner HR, Weidman WH, Ellison RC, Miettinen OS. Indirect assessment of severity in aortic stenosis. Circulation 1977; 56(2 Suppl):I120-3.
3. Wright SB, Wienecke MM, Meyer KB, McKay CA, Wiles HB. Correlation of pediatric echocardiographic Doppler and catheter-derived valvar aortic stenosis gradients and the influence of aortic regurgitation. Am J Cardiol 1996;77:663-5.
4. Beekman RH, Rocchini AP, Gillon JH, Mancini GB. Hemodynamic determinants of the peak systolic left ventricularaortic pressure gradient in children with valvar aortic stenosis. Am J Cardiol 1992;69:813-5.
5. Lima VC, Zahn E, Houde C, Smallhorn J, Freedom RM, Benson LN. Non-invasive determination of the systolic peakto-peak gradient in children with aortic stenosis: validation of a mathematical model. Cardiol Young 2000;10:115-9.
6. Sahn DJ. Instrumentation and physical factors related to visualization of stenotic and regurgitant jets by Doppler color flow mapping. J Am Coll Cardiol 1988;12:1354-65.
7. 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;33:1655-61.
8. Clark C. The fluid mechanics of aortic stenosis - I. Theory and steady flow experiments. J Biomech 1976;9:521-8.
9. Clark C. The fluid mechanics of aortic stenosis - II. Unsteady flow experiments. J Biomech 1976;9:567-73.
10. Voelker W, Reul H, Stelzer T, Schmidt A, Karsch KR. Pressure recovery in aortic stenosis: an in vitro study in a pulsatile flow model. J Am Coll Cardiol 1992;20:1585-93.
11. 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;94:1934-40.
12. Bland JM, Altman DG. Statistical methods for assessing agreement between two methods of clinical measurement. Lancet 1986;1(8476):307-10.
13. Otto CM, Pearlman AS, Comess KA, Reamer RP, Janko CL, Huntsman LL. Determination of the stenotic aortic valve area in adults using Doppler echocardiography. J Am Coll Cardiol 1986;7:509-17.
14. Bengur AR, Snider AR, Meliones JN, Vermilion RP. Doppler evaluation of aortic valve area in children with aortic stenosis. J Am Coll Cardiol 1991;18:1499-505.
15. Hatle L, Angelsen BA, Tromsdal A. Non-invasive assessment of aortic stenosis by Doppler ultrasound. Br Heart J 1980;43:284-92.
16. 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;71:1162-9.
17. Currie PJ, Hagler DJ, Seward JB, et al. Instantaneous pressure gradient: a simultaneous Doppler and dual catheter correlative study. J Am Coll Cardiol 1986;7:800-6.
18. Cape EG, Jones M, Yamada I, VanAuker MD, Valdes-Cruz LM. Turbulent/viscous interactions control Doppler/catheter pressure discrepancies in aortic stenosis. The role of the Reynolds number. Circulation 1996;94:2975-81.
19. Baumgartner H, Khan S, DeRobertis M, Czer L, Maurer G. Discrepancies between Doppler and catheter gradients in aortic prosthetic valves in vitro. A manifestation of localized gradients and pressure recovery. Circulation 1990;82:1467-75.
20. Baumgartner H, Schima H, Tulzer G, Kuhn P. Effect of stenosis geometry on the Doppler-catheter gradient relation in vitro: a manifestation of pressure recovery. J Am Coll Cardiol 1993;21:1018-25.
21. Lemler MS, Valdes-Cruz LM, Shandas RS, Cape EG. Insights into catheter/Doppler discrepancies in congenital aortic stenosis. Am J Cardiol 1999;83:1447-50.
22. Baumgartner H, Schima H, Tulzer G, Kuhn P. Importance of pressure recovery for Doppler-catheter gradient comparisons in coarctation. Circulation 1991;84(Suppl II):II-164.
23. Baumgartner H, Schima H, Tulzer G, Kuhn P. Dopplercatheter gradient relationship in coarctation: dependence on stenosis morphology. Circulation 1991;84(Suppl II):II-165.