Posterior reversible encephalopathy syndrome

Case contributed by Dr Karwan T. Khoshnaw

Presentation

the hypertensive patient presented with a headache.

Patient Data

Age: 50
Gender: Male

Relatively symmetrical and bilateral abnormal signal intensity is seen in both frontal and parietal regions. It shows hypointense signal on T1 and hyperintense signal on T2 and FLAIR images.

The lesion does not exert a mass effect, The findings in favor of posterior reversible encephalopathy syndrome (PRES) (acute hypertensive encephalopathy).

Case Discussion

Posterior reversible encephalopathy syndrome (PRES) is a neurotoxic state that occurs secondary to the inability of the posterior circulation to autoregulate in response to acute changes in blood pressure.

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Case information

rID: 65913
Published: 29th Jan 2019
Last edited: 1st Feb 2019
Inclusion in quiz mode: Included

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