PMC4000300_01
Diffusion-weighted magnetic resonance imaging of the brain on admission. Note the high-intensity areas suggesting acute phase of brain infarction in the left basal ganglia, left corona radiata, and left cerebral cortex (arrows).
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F1
Diffusion-weighted magnetic resonance imaging showed high-intensity areas consistent with acute infarction in the left basal ganglia, left corona radiata, and left cerebral cortex (fig. 1).
Computed tomography angiography of the carotid arteries. A large embolus in the left carotid artery (arrowhead) is present.
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F2
Contrast-enhanced computed tomography of the neck revealed collateral blood flow around a large embolus in the left carotid artery (fig. 2).
Echocardiogram of the left carotid artery. a An embolus in the left carotid artery (arrowhead). b Color Doppler shows peripheral blood flow of the carotid artery.
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F3
Ultrasound of the left carotid revealed the embolus without any plaques or ulcers at the vessel wall (fig. 3).