Hypertensive leukoencephalopathyHypertensive leukoencephalopathy refers to a degeneration of the white matter of the brain following a sudden increase in blood pressure.Signs and symptomsSymptoms include sudden increase in blood pressure, acute confusional state, headaches, vomiting, and seizure. Retinal hemorrhages and hard exudates may be present on funduscopic exam. Hypertensive leukoencephalopathy may have concurrent cardiac ischemia and hematuria.DiagnosisMRI shows hyperintensities on T2 weighted imaging, localized usually to the parietal and occipital regions.TreatmentAntihypertensives may be an effective treatment.