Posterior reversible encephalopathy syndrome

Posterior reversible encephalopathy syndrome


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Posterior reversible encephalopathy syndrome (PRES) is a syndrome characterised by headache, confusion, seizures and visual loss associated with imaging findings of bilateral cortical and subcortical brain edema. Common precipitating factors are abrupt elevations of blood pressure, renal decompensation, fluid retention, and immunosuppressive therapy. It was first described in 1996. [cite journal | author = Hinchey J, Chaves C, Appignani B, Breen J, Pao L, Wang A, Pessin M, Lamy C, Mas J, Caplan L | title = A reversible posterior leukoencephalopathy syndrome. | journal = N Engl J Med | volume = 334 | issue = 8 | pages = 494–500 | year = 1996 | pmid = 8559202 | doi = 10.1056/NEJM199602223340803]

It is also known as reversible posterior Leukoencephalopathy syndrome [RPLS] .it occurs due to elevation in Blood pressure. The condition is reversed by control of Blood pressure and withdrawal of the drug producing the symptoms.

MRI Images with Axial FLAIR

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