in guideline Abnormal Nervous System Physiology Posterior Reversible Leukoencephalopathy Reversible Posterior Leukoencephalopathy Syndrome NCIT:C78598 SCDO:0007836 Sufficient An acute or subacute reversible condition characterized by headaches, mental status changes, visual disturbances, and seizures associated with imaging findings of posterior leukoencephalopathy. It has been observed in association with hypertensive encephalopathy, eclampsia, and immunosuppressive and cytotoxic drug treatment. http://purl.obolibrary.org/obo/NCIT_C78598 Sickle Cell Disease: The Clinical Care Guidelines of the Sickle Cell Unit