Artery Depth (mm) Window Flow direction Transducer orientation MFV (cm/s) Ophthalmic artery 40–50 Orbital Toward Slightly medial 16–26 Middle cerebral artery (MCA) 35–60 Temporal Toward En face 46–86 Anterior cerebral…
Fig. 1 Approximate vascular territories of the cerebral arteries and their branches as well as the posterior fossa vessels. There is considerable variability in these territories particularly in the basal…
Vessel injected Injector settings ml/s ml Aortic arch 20 25 Common carotid artery (CCA) 8 12 Subclavian artery 6 15 Internal carotid artery (ICA) 6 8 External carotid artery (ECA)…
Fig. 1 Different patterns of intracranial hemorrhage related to aneurysmal rupture. (a) Typical subarachnoid hemorrhage in a patient with an AComm aneurysm. Spontaneous hyperdensities are seen within the cortical sulci….
Doppler sonography classification Types/examples Intraluminal structural venous abnormality: This is an echogenic structure extending from the endothelial lining of the vein wall with/without the presence of functional abnormality. These abnormalities…
Fig. 1 Sagittal T1-WI and SWI images (a, b) showing pulvinar T1 hyperintensity and SWI hypointensity (arrowheads) in a 30-year-old male with Fabry’s disease (Images courtesy of D. Mandell) Several…
Fig. 1 Three subtypes of cerebral venous and sinus thrombosis (CVST). Based on the affected venous structures, the following subtypes of CVST can be distinguished: dural sinus thrombosis (= thrombotic…
and Eytan Raz1 (1) Neurointerventional Radiology Section, Department of Radiology, NYU Langone Medical Center, New York, NY, USA Eytan Raz Email: eytan.raz@gmail.com Introduction Arteries Veins References Abstract The purpose of…
Fig. 1 Longitudinal color (a, b) and power (c) Doppler ultrasound image demonstrating a hypoechoic thickened wall, a finding consistent with a mural hematoma (a) narrowing and displacing the true…
