Reversible Posterior Leukoencephalopathy Syndrome, CTCAE

**Semantic type:** Finding

**Definition:** A disorder characterized by headaches, mental status changes, visual disturbances, and/or seizures associated with imaging findings of posterior leukoencephalopathy. It has been observed in association with hypertensive encephalopathy, eclampsia, and immunosuppressive and cytotoxic drug treatment. It is an acute or subacute reversible condition. Also known as posterior reversible encephalopathy syndrome (PRES).

**Synonyms:** - Reversible Posterior Leukoencephalopathy Syndrome - Reversible posterior leukoencephalopathy syndrome - Reversible posterior leukoencephalopathy syndrome