Hyperdense middle cerebral artery - MRI equivalent

Case contributed by Dr Chris O'Donnell

Presentation

Acute onset of left hemiparesis. CT scan as initial investigation.

Patient Data

Age: 55
Gender: Male

Hyperdense clot at M2 segment of right MCA (dense MCA sign)

MRI brain

Modality: MRI

MRI shows typical recent infarct in the distribution of the right MCA (anterior branch) with a "filling defect" in this branch on the angiogram consistent with an embolus - this is at the site of the hyperdense MCA sign on the CT scan

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Case Information

rID: 18680
Case created: 17th Jul 2012
Last edited: 19th Apr 2017
Inclusion in quiz mode: Included

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