scholarly journals Transcranial Doppler ultrasonography of the basilar artery in patients with retrograde vertebral artery flow

2008 ◽  
Vol 48 (4) ◽  
pp. 859-864 ◽  
Author(s):  
Carl Harper ◽  
Paul A. Cardullo ◽  
Albert K. Weyman ◽  
Robert B. Patterson
1992 ◽  
Vol 2 (6) ◽  
pp. 372-377 ◽  
Author(s):  
Carlos Cantu ◽  
Masahiro Yasaka ◽  
Takashi Tsuchiya ◽  
Takenori Yamaguchi

1988 ◽  
Vol 68 (5) ◽  
pp. 745-751 ◽  
Author(s):  
Werner Hassler ◽  
Helmuth Steinmetz ◽  
Jan Gawlowski

✓ Transcranial Doppler ultrasonography was used to monitor 71 patients suffering from intracranial hypertension with subsequent brain death. Among these, 29 patients were also assessed for systemic arterial pressure and epidural intracranial pressure, so that a correlation between cerebral perfusion pressure and the Doppler ultrasonography waveforms could be established. Four-vessel angiography was also performed in 33 patients after clinical brain death. With increasing intracranial pressure, the transcranial Doppler ultrasonography waveforms exhibited different characteristic high-resistance profiles with first low, then zero, and then reversed diastolic flow velocities, depending on the relationship between intracranial pressure and blood pressure (that is, cerebral perfusion pressure). This study shows that transcranial. Doppler ultrasonography may be used to assess the degree of intracranial hypertension. This technique further provides a practicable, noninvasive bedside monitor of therapeutic measures.


1991 ◽  
Vol 7 (1) ◽  
pp. 27-30 ◽  
Author(s):  
William M. Chadduck ◽  
H. Mark Crabtree ◽  
James B. Blankenship ◽  
James Adametz

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