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Left Middle Cerebral Artery Stroke
History: 65 year old male presents with sudden onset right hemiparesis and slurred speech. Single axial CT of the head without contrast reveals a well defined region of hypoattenuation in the left...
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Left Internal Carotid Artery Occlusion
History: 70 year old male with acute onset right hemiparesis and slurred speech. Single axial CT angiogram of the neck shows lack of opacification of the left internal carotid artery, suggesting...
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Left Middle Cerebral Artery Stroke – The susceptibility vessel sign
History: 65 year old male with acute onset slurred speech and right hemiparesis. Susceptibility vessel sign: Single axial T2*-weighted GRE MR image through the brain shows a focus of susceptibility...
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Restricted Diffusion – Differential Diagnosis
History: 70 year old male with acute right sided hemiplegia. Diffusion Weighted axial MR image of the brain shows increased signal involving portions of the left frontal, parietal, and temporal lobes....
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