Detection of microemboli by transcranial Doppler ultrasound

Texas Heart Institute Journal

Volumn 23, Issue 4, 1996, Pages 289-292

  Grosset, Donald G ^a   Georgiadis, Dimitrios ^b   Kelman, Andrew W ^b   Cowburn, Philip ^b   Stirling, Sarah ^b   Lees, Kennedy R ^b   Faichney, Alan ^b   Mallinson, Annette ^b   Quin, Roger ^b   Bone, Ian ^a   Pettigrew, Laura ^c   Brodie, Eric ^c   MacKay, Tom ^d   Wheatley, David J ^d  

^a SOUTHERN GENERAL HOSPITAL   (United Kingdom)

^b WESTERN INFIRMARY   (United Kingdom)

^c GLASGOW CALEDONIAN UNIVERSITY   (United Kingdom)

^d GLASGOW ROYAL INFIRMARY   (United Kingdom)

Author keywords

Cerebral arteries ultrasonography; cerebral embolism and thrombosis ultrasonography; heart valve prosthesis; ultrasonography, Doppler, transcranial

Indexed keywords

AORTA VALVE PROSTHESIS; ARTICLE; CLINICAL TRIAL; CONTROLLED CLINICAL TRIAL; CONTROLLED STUDY; DOPPLER ECHOGRAPHY; ECHOENCEPHALOGRAPHY; FEMALE; HEART VALVE PROSTHESIS; HUMAN; MAJOR CLINICAL STUDY; MALE; MICROEMBOLISM; MIDDLE CEREBRAL ARTERY; MITRAL VALVE PROSTHESIS; SIGNAL DETECTION;

CAROTID STENOSIS; FEMALE; HEART VALVE PROSTHESIS; HUMANS; INTRACRANIAL EMBOLISM AND THROMBOSIS; MALE; RISK FACTORS; ULTRASONOGRAPHY, DOPPLER, TRANSCRANIAL;

EID: 12644292906     PISSN: 07302347     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (30)

1. Spencer MP, Campbell SD, Sealey JL, Henry FC, Lindbergh J. Experiments on decompression bubbles in the circulation using ultrasonic and electromagnetic flowmeters. J Occup Med 1969;11(5):238-44
2. Spencer MP, Lawrence GH, Thomas GI, Sauvage LR. The use of ultrasonics in the determination of arterial aeroembolism during open-heart surgery. Ann Thorac Surg 1969;8:489-97.
3. Padayachee TS, Parsons S, Theobold R, Linley J, Gosling RG, Deverall PB. The detection of microemboli in the middle cerebral artery during cardiopulmonary bypass: a transcranial Doppler ultrasound investigation using membrane and bubble oxygenators. Ann Thorac Surg 1987;44:298-302.
4. Harrison MJ, Pugsley W, Newman S, Paschalis C, Klinger L, Treasure T, et al. Detection of middle cerebral emboli during coronary artery bypass surgery using transcranial Doppler sonography [letter]. Stroke 1990;21:1512.
5. Pugsley W, Klinger L, Paschalis C, Aspey B, Newman S, Harrison M, et al. Microemboli and cerebral impairment during cardiac surgery. Vasc Surg 1990;24:34-43.
6. Grosset DG, Georgiadis D, Stirling S, Cowburn P, Kelman AW, Faichney A, et al. Subclinical embolism in patients undergoing cardiac valve implantation and coronary artery bypass surgery. Eur J Cardiothorac Surg 1994;8(2):63-6
7. Georgiadis D, Grosset DG, Quin RO, Nichol JA, Bone I, Lees KR. Detection of intracranial emboli in patients with carotid disease. Eur J Vasc Surg 1994;8:309-14
8. Grosset DG, Cowburn P, Georgiadis D, Dargie HJ, Faichney A, Lee KR. Ultrasound detection of cerebral emboli in patients with prosthetic heart valves. J Heart Valve Dis 1994; 3(2):128-32.
9. Georgiadis D, Grosset DG, Kelman A, Faichney A, Lees KR. Prevalence and characteristics of intracranial microemboli signals in patients with different types of prosthetic cardiac valves. Stroke 1994;25:587-92.
10. Grosset DG, Georgiadis D, Kelman AW, Lees KR. Quantification of ultrasound emboli signals in patients with cardiac and carotid disease. Stroke 1993;24:1922-4.
11. Siebler M, Sitzer M, Steinmetz H. Detection of intracranial emboli in patients with symptomatic extracranial carotid artery disease Stroke 1992,23:1652-4.
12. Georgiadis D, Grosset DG, Lees KR. Transhemispheric passage of microemboli in patients with unilateral internal carotid artery occlusion. Stroke 1993;24:1664-6.
13. Siebler M, Sitzer M, Rose G, Bendfeldt D, Steinmetz H. Silent cerebral embolism caused by neurologically symptomatic high-grade carotid stenosis Event rates before and after carotid endarterectomy. Brain 1993;116(Pt 5):1005-15.
14. Grosset DG, Georgiadis D, Adbullah I, Bone I, Lees KR. Doppler emboli signals vary according to stroke subtype. Stroke 1994;25:382-4.
15. Tegeler CH, Hitchins LP, Eicke M. Microemboli detection in stroke associated with atrial fibrillation [abstract]. J Cardiovasc Tech 1990;9:283-4.
16. Markus H, Loh A, Israel D, Buckenham T, Clifton A, Brown MM. Microscopic air embolism during cerebral angiography and strategies for its avoidance. Lancet 1993;341(8848): 784-7.
17. Grosset DG, Yi Y, Georgiadis D, Abdullah I, Lees KE, Hillis WS. Ultrasound detection of emboli in the middle cerebral artery during cardiac catheterization. In: The conference book of abstracts presented at the 5th meeting of the Neurosonology Research Group of the World Federation of Neurology; 1993 Sept 1-3; Toronto.
18. Glen S, Georgiadis D, Grosset DG, Douglas JD, Lees KR. Transcranial Doppler ultrasound in commercial air divers: a field study including cases with right-to-left shunting. Undersea Hyperb Med 1995;22:129-35.
19. Di Tullio M, Sacco RL, Venketasubramanian N, Sherman D, Mohr JP, Homma S. Comparison of diagnostic techniques for the detection of a patent foramen ovale in stroke patients. Stroke 1993;24:1020-4.
20. Aaslid R, Markwalder TM, Nornes H. Noninvasive transcranial Doppler ultrasound recording of flow velocity in basal cerebral arteries. J Neurosurg 1982;57:769-74.
21. Spencer MP. Detection of cerebral arterial emboli. In: Newell DW, Aaslid R, editors. Transcranial Doppler New York: Raven Press, 1992:215-30.
22. Brown MM, Markus HS. Transcranial Doppler detection of asymptomatic cerebral microemboli [editorial] J Heart Valve Dis 1994;3(2):126-7.
23. Grosset DG, Harvey CJ, Wilson ES, Kelman AW, Lees KR. Doppler microemboli signals in patients with severe native rheumatic valvular heart disease. Platform presentation at the 9th International Cerebral Hemodynamics Symposium; 1995 February 7-9; Charleston, South Carolina.
24. Georgiadis D, Mallinson A, Grosset DG, Lees KR. Coagulation activity and emboli counts in patients with prosthetic cardiac valves. Stroke 1994;25:1211-4.
25. Mackay T, Georgiadis D, Grosset DG, Kelman AW, Lees KR, Wheatley DJ. Transcranial Doppler ultrasound signals associated with prosthetic heart valves. An in vitro study. J Heart Valve Dis 1995;4:414-9.
26. Pugsley W, Klinger L, Paschalis C, Treasure T, Harrison M, Newman S. The impact of microemboli during cardiopulmonary bypass on neuropsychological functioning. Stroke 1994;25:1393-9.
27. MacArthur KJ, Bain WH, Turner MA, Davidson KG, Berg GA, Nashef S, et al Mechanical versus biological heart valves: a ten-year comparison in a single centre. Eur J Cardiothorac Surg 1988;2(3):143-50.
28. Bloomfield P, Kitchin AH, Wheatley DJ, Walbaum PR, Lutz W, Miller HC. A prospective evaluation of the Bjork-Shiley, Hancock, and Carpentier-Edwards heart valve prostheses. Circulation 1986;73:1213-22.
29. Cortina JM, Martinell J, Artiz V, Fraile J, Rabago G. Comparative clinical results with Omniscience (STM1), Medtronic-Hall, and Bjork-Shiley convexo-concave (70 degrees) prostheses in mitral valve replacement. J Thorac Cardiovasc Surg 1986;91:174-83.
30. Orsinelli DA, Pasierski TJ, Pearson AC. Spontaneously appearing microbubbles associated with prosthetic cardiac valves detected by transesophageal echocardiography Am Heart J 1994;128:990-6.