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Magnetic Resonance Perfusion Imaging in Proliferative Cerebral Angiopathy

Magnetic Resonance Perfusion Imaging in Proliferative Cerebral Angiopathy CASE REPORT Magnetic Resonance Perfusion Imaging in Proliferative Cerebral Angiopathy Marı´a Catalina Vargas, MD* and Mauricio Castillo, MD, FACRÞ cits, and her medical history was unremarkable. Physical ex- Abstract: Cerebral proliferative angiopathy (CPA) is an unusual type of amination was normal. Brain MRI was performed showing a vascular malformation with unique clinical and imaging characteristics right frontotemporal lesion consisting of multiple blood vessels that distinguish it from the classic arteriovenous malformations. The combined with normal parenchyma (Fig. 5). The blood vessels features of CPA include absence of dominant arterial feeders or flow- enhanced nearly uniformly after contrast administration. The related aneurysms, capillary angioectasia without large draining veins, lesion showed increased rCBV and rCBF, prolonged MTT, and and presence of intermingled normal brain parenchyma that is hypo- delayed TTP (Fig. 6). Time-resolved contrast-enhanced MR perfused. We describe the magnetic resonance imaging findings in- angiography showed the vascular malformation to have no cluding perfusion in 3 patients with CPA. dominant arterial feeders; the ipsilateral middle cerebral artery and cortical veins were proportionately enlarged (Fig. 7). Key Words: cerebral proliferative angiopathy, intracranial arteriovenous malformation, perfusion magnetic resonance imaging, Case 3 arterial spin labeling A 14-year-old boy presented with sensory changes in the http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Journal of Computer Assisted Tomography Wolters Kluwer Health

Magnetic Resonance Perfusion Imaging in Proliferative Cerebral Angiopathy

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ISSN
0363-8715
eISSN
1532-3145
DOI
10.1097/RCT.0b013e3181ff1e79
pmid
21245687
Publisher site
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Abstract

CASE REPORT Magnetic Resonance Perfusion Imaging in Proliferative Cerebral Angiopathy Marı´a Catalina Vargas, MD* and Mauricio Castillo, MD, FACRÞ cits, and her medical history was unremarkable. Physical ex- Abstract: Cerebral proliferative angiopathy (CPA) is an unusual type of amination was normal. Brain MRI was performed showing a vascular malformation with unique clinical and imaging characteristics right frontotemporal lesion consisting of multiple blood vessels that distinguish it from the classic arteriovenous malformations. The combined with normal parenchyma (Fig. 5). The blood vessels features of CPA include absence of dominant arterial feeders or flow- enhanced nearly uniformly after contrast administration. The related aneurysms, capillary angioectasia without large draining veins, lesion showed increased rCBV and rCBF, prolonged MTT, and and presence of intermingled normal brain parenchyma that is hypo- delayed TTP (Fig. 6). Time-resolved contrast-enhanced MR perfused. We describe the magnetic resonance imaging findings in- angiography showed the vascular malformation to have no cluding perfusion in 3 patients with CPA. dominant arterial feeders; the ipsilateral middle cerebral artery and cortical veins were proportionately enlarged (Fig. 7). Key Words: cerebral proliferative angiopathy, intracranial arteriovenous malformation, perfusion magnetic resonance imaging, Case 3 arterial spin labeling A 14-year-old boy presented with sensory changes in the

Journal

Journal of Computer Assisted Tomography – Wolters Kluwer Health

Published: Jan 1, 2011

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