Spontaneous Echo Contrast in Patients with Mechanical Heart Valve Implants

ASAIO Journal

Volumn 42, Issue 1, 1996, Pages 24-26

  Hwang, Ned H C ^a   Meltzer, Richard S ^b   Moehring, Mark A ^c   Thomas, James D ^d   Vandenberg, Byron F ^e   Yoganathan, Ajit P ^f  

^a UNIVERSITY OF MIAMI   (United States)

^b UNIVERSITY OF ROCHESTER   (United States)

^c APM   (United States)

^d LERNER RESEARCH INSTITUTE   (United States)

^e UNIVERSITY OF IOWA   (United States)

^f GEORGIA INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

FIBRINOGEN;

ACOUSTICS; BRAIN EMBOLISM; CONFERENCE PAPER; CONTRAST ENHANCEMENT; DOPPLER ECHOGRAPHY; ECHOENCEPHALOGRAPHY; ECHOGRAPHY; HEART VALVE PROSTHESIS; HEMOSTASIS; HUMAN; MICROEMBOLISM; MIDDLE CEREBRAL ARTERY; SIGNAL DETECTION; TRANSESOPHAGEAL ECHOCARDIOGRAPHY; TRANSTHORACIC ECHOCARDIOGRAPHY;

ECHOCARDIOGRAPHY; EMBOLISM; EMBOLISM, AIR; ERYTHROCYTE AGGREGATION; HEART VALVE PROSTHESIS; HUMANS;

EID: 0030026878     PISSN: 10582916     EISSN: None     Source Type: Journal    
DOI: 10.1097/00002480-199601000-00007     Document Type: Article

References (26)

1. Reisner SA, Rinkevich D, Markiewicz W, Adler Z, Milos S: Spontaneous echocardiographic contrast with the carbomedics mitral valve prosthesis. Am J Cardiol 70: 1497-1500, 1992.
2. Orsinelli DA, Pasierski TJ, Pearson AC: Spontaneous appearing microbubbles associated with prosthetic heart valves detected by transesophageal echocardiography. Am Heart J 128: 990-996, 1994.
3. Daniel WG, Neilessen U, Schroder E, et al: Left atrial spontaneous echo contrast in mital valve disease: an indicator for an increased thromboembolic risk. J Am Coll Cardiol 11: 1204-1211, 1988.
4. Castello R, Pearson AC, Labowitz AJ: Prevalence and clinical implications of atrial spontaneous contrast in patients undergoing transesophageal echocardiographic. Am J Cardiol 65: 1149-1153, 1990.
5. Black IW, Hopkins AP, Lee LCL, Walsh WF: Left atrial spontaneous echo contrast: a chemical and echocardiographic analysis. J Am Coll Cardial 18: 398-404, 1991.
6. Michalis LK, Thomas MR, Smyth DN, Why HJF, Managhan MJ, Jewitt DE: Left atrial spontaneous echo contrast assessed by TEE in patients with either native mitral valve disease or mitral valve replacement. J Am Soc Echocardiogr 6: 299-307, 1993.
7. Krandis A, Koulouris S, Anthopoulos C: Clinical implications of left atrial spontaneous echo contrast in atrial valve disease. J Heart Valve Disease 2: 267-272, 1993.
8. Jacobs WR: Spontaneous echocardiographic contrast. Am J Card Imaging 8: 59-62, 1994.
9. Meltzer RS, Lancee CT, Swart GR, Roelandt J: Spontaneous echocardiographic contrast on the right side of the heart. J Clin Ultrasound 10: 240-242, 1982.
10. Meltzer RS, Klig V, Visser C, et al: Spontaneous echocardiographic contrast. J Cardiovasc Ultrasonogr 3: 1-2, 1984.
11. Meltzer RS, Klig V, Visser C, et al: Spontaneous echocardiographic contrast in the inferior vena cava. Am Heart J 110: 826-830, 1985.
12. Rams JJ, Davis DA, Lolley DM, Berger MP, Spancer M: Detection of microemboli in patients with artificial heart valves using transcranial Doppler: preliminary observations. J Heart Valve Dis 2: 37-41, 1993.
13. Grosset DG, Cowburn P, Georgiadis D, Dargie HJ, Faichrey A, Lees KR: Ultrasound detection of cerebral emboli in patients with prosthetic heart valves. J Heart Valve Dis 3: 128-132, 1994.
14. Dauzat M, Deklunder G, Aldis A, Rabinovitch M, Burte F, Bret PM: Gas bubble emboli detected by transcranial Doppler sonograph in patients with prosthetic heart valves: a preliminary report. J Ultrasound Med 13: 129-135, 1994.
15. Moehring MA, Klepper JR: Pulse Doppler ultrasound detection, characterization and size estimation of emboli in flowing blood. IEEE Trans Biomed Eng 41: 35-44, 1994.
16. Briley DP, Giraud GD, Beamer WB, et al: Spontaneous echo contrast and hemorheologic abnormalities in cerebrovascular disease. Stroke 24: 1564-1569, 1994.
17. Mo LYL: A Unifying Approach to Modelling the Backscattered Doppler Ultrasound from Blood. PhD thesis, University of Toronto, 1990.
18. Reeder GS, Charlesworth JE, Moore SB: Cause of spontaneous echocardiographic contrast as assessed by scanning electron microscopy. J Am Soc Echocardiogr 7: 169-173, 1994.
19. Moehring MA: Sizing of emboli in flowing blood using pulse Doppler ultrasound and embolus-to-blood power ratio. PhD Dissertation, University of Washington, 1994.
20. Wu ZJ, Gao B, Hwang NHC: Transit pressure at closing of a monoleaflet mechanical heart valve prosthesis: mounting compliance effect. J Heart Valve Dis 1995 (in press).
21. Lee CS, Chandran KB, Chen LD: Cavitation dynamics of mechanical heart valve prostheses. Artificial Organs 18: 758-767, 1994.
22. Zapanta CM, Liszka ED Jr, Lamson TC, et al: A method for real-time in vitro observation of cavitation on prosthetic heart valves. Journal of Biomechanical Engineering 116: 460-468, 1994.
23. Gross JM,Guo XM, Hwang NHC: Venturi pressure cannot cause cavitation in mechanical heart valve prostheses. Trans ASAIO 37: 357-358, 1991.
24. Berger M, David D, Lolley D, Rams J, Spancer MP: Detection of subclinical microemboli in patients with prosthetic heart valves. Journal of Cardiovascular Technology 9: 282-283, 1990.
25. Li YH, Lia LP, Shyu KG, et al: Clinical implications of left atrial appendage function: its influence on thrombus formation. Int J Cardiol 43: 61-66, 1994.
26. Taylor D, Chan KL: Transesophageal echocardiographic identification of two types of left atrial spontaneous echo contrast in patients with mitral mechanical prosthatic valve (abstract). Circulation 84: II-141, 1991.