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Pontine Intracerebral Hemorrhage

A 52 year-old man with poorly controlled hypertension developed lethargy and bilateral leg weakness acutely.

Note the High Signal on T1                                                   Note the Mixed Signal on T2

Axial MRI scans: (Left) T1-weighted; (Right) T2-weighted. Note the high signal in the basis pontis on the T1-weighted image (signifying methemoglobin) and the mixed-high signal on the T2-weighted image. This is the MRI appearance of a subacute intracerebral hemorrhage.

Revised 05/04/06.
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