Four-gated transcranial Doppler ultrasound in the detection of circulating microemboli

European Journal of Ultrasound

Volumn 9, Issue 2, 1999, Pages 117-125

  Droste, Dirk W ^a   Dittrich, Ralf ^a   Hermes, Stefan ^a   Kemény, Vendel ^a   Schulte Altedorneburg, Gernot ^a   Hansberg, Tjark ^a   Ringelstein, E Bernd ^a  

^a UNIVERSITY OF MÜNSTER   (Germany)

Author keywords

Cerebral blood flow; Embolism; Microembolus; Transcranial doppler; Ultrasonics

Indexed keywords

ADULT; AGED; ARTICLE; ARTIFACT REDUCTION; AUDIOVISUAL EQUIPMENT; BRAIN BLOOD FLOW; CAROTID ARTERY OBSTRUCTION; CLINICAL ARTICLE; COLOR ULTRASOUND FLOWMETRY; CONTROLLED STUDY; DEVICE; DIAGNOSTIC ACCURACY; DIAGNOSTIC VALUE; DOPPLER ECHOGRAPHY; FEMALE; HEART VALVE PROSTHESIS; HUMAN; MALE; MICROEMBOLISM; MIDDLE CEREBRAL ARTERY; PRIORITY JOURNAL;

ADULT; AGED; ARTIFACTS; CAROTID ARTERY DISEASES; CASE-CONTROL STUDIES; FEMALE; HEART VALVE DISEASES; HEART VALVE PROSTHESIS; HUMANS; INTRACRANIAL EMBOLISM AND THROMBOSIS; MALE; MIDDLE AGED; OBSERVER VARIATION; SENSITIVITY AND SPECIFICITY; STATISTICS, NONPARAMETRIC; ULTRASONOGRAPHY, DOPPLER, DUPLEX; ULTRASONOGRAPHY, DOPPLER, TRANSCRANIAL;

EID: 0033022954     PISSN: 09298266     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0929-8266(99)00021-X     Document Type: Article

References (13)

1. Basic identification criteria of Doppler microembolic signals. Stroke. 26:1995;1123.
2. Droste D.W., Markus H.S., Brown M.M. The effect of different settings of ultrasound pulse amplitude, gain and sample volume on the appearance of emboli studied in a transcranial Doppler model. Cerebrovasc Dis. 4:1994;152-156.
3. Droste D.W., Hagedorn G., Nötzold A., Siemens H., Sievers H.H., Kaps M. Bigated transcranial Doppler for the detection of clinically silent circulating emboli in normal persons and patients with prosthetic cardiac valves. Stroke. 28:1997;588-592.
4. Droste D.W., Hansberg T., Kemény V. et al. Oxygen inhalation can differentiate gaseous from nongaseous microemboli detected by transcranial Doppler ultrasound. Stroke. 28:1997;2453-2456.
5. Georgiadis D., Goeke J., König M. et al. A novel technique for identification of Doppler microembolic signals based on the coincidence method. Stroke. 27:1996;683-686.
6. Kaps M., Hansen J., Weiher M., Tiffert K., Kayser I., Droste D.W. Clinically silent microemboli in patients with artificial prosthetic aortic valves are predominantly gaseous and not solid. Stroke. 28:1997;322-325.
7. Markus H.S., Thomson N.D., Brown M.M. Asymptomatic cerebral embolic signals in symptomatic and asymptomatic carotid artery disease. Brain. 118:1995;1005-1011.
8. Molloy J., Markus H.S. Multigated Doppler ultrasound in the detection of emboli in a flow model and embolic signals in patients. Stroke. 27:1996;1548-1552.
9. Ringelstein E.B., Droste D.W., Babikian V.L. et al. Consensus on microembolus detection by transcranial Doppler ultrasound. Stroke. 29:1998;725-729.
10. Smith J.L., Evans D.H., Naylor A.R. Signals from dual gated TCD systems: curious observations and possible explanations. Ultrasound Med Biol. 23:1997;15-24.
11. Spencer M.P., Thomas G.I., Nicholls S.C., Sauvage L.R. Detection of middle cerebral artery emboli during carotid endarterectomy using transcranial Doppler ultrasonography. Stroke. 21:1990;415-423.
12. Spencer M.P. Detection of cerebral arterial emboli. Newell D.W., Aaslid R. Transcranial Doppler. 1992;216-230 Raven Press, New York.
13. van Zuilen E.V., Mess W., Jansen C., van der Tweel I., van Gijn J., Ackerstaff R.G. Automatic embolus detection compared with human experts. A Doppler ultrasound study. Stroke. 27:1996;1840-1843.