abnormal mri brain Epidural Empyema

—collection of pus between the dura and calvaria,

— complication of otitis media, mastoiditis, sinusitis, or osteomyelitis of the skull.

— not as toxic as that with subdural empyema.

—Displacement of the falx and dural sinuses away from the inner table of the skull, an important and useful sign indicating the epidural location of a collection


> T2-weighted MR images , A hypointense rim, representing inflamed dura, in an epidural, but not a subdural, empyema

>, epidural empyema may extend into the subgaleal space through emissary veins or adjacent

> Epidural empyema, like epidural hematoma, can across the midline but is limited by the sutures

>  In contrast, a subdural collection of any kind cannot cross the midline but is not limited by the sutures

abnormal mri brain

abnormal mri brain EPIDURAL EMPYEMA

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