[Posterior-reversible encephalopathy in hemodialysis]. / Encéphalopathie postérieure réversible chez une hémodialysée.

Posterior-reversible encephalopathy syndrome (PRES) is a recently clinicoradiologic entity caused by numerous medical conditions and characterized by acute-neurologic disorders, such as headaches, confusion, seizures associated with arterial hypertension. MRI characteristics are typical. The rapid diagnosis is of capital importance due to a potential reversibility.