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MCA Inferior Division Infarction - Case 1

A 55 year old man presented was brought into the ER confused.  His exam showed no weakness or sensory loss.  He could not follow any commands; his speech was fluent but contained many paraphrasic errors.


Outline the Infarction

Axial flair MRI shows a large lesion in the left temporal lobe, in the distribution of the inferior division of the middle cerebral artery.  Lesions in this area result in a fluent aphasia with impaired comprehension (i.e., Wernicke's aphasia).

Revised 04/23/06.
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