Transcranial Doppler ultrasound (TCD) demonstrated high blood-flow velocities consistent with vasospasm, most notably within the right M1 segment of the middle cerebral artery (MCA; velocity 206 ...

WE have recently studied 2 patients with symptoms of cerebral ischemia in whom a reversal of blood flow through the left vertebral artery was demonstrated. In both cases the anatomic lesion ...

With respect to middle cerebral artery aneurysms, we stated that once a decision has been made for preventive therapy, there is not an a priori preference here (in contrast to other locations ...