label: Grade 3 Leukoencephalopathy, CTCAE
label_lc: grade 3 leukoencephalopathy, ctcae
description: "Severe symptoms; extensive T2/FLAIR hyperintensities, involving periventricular white matter involving 2/3 or more of susceptible areas of cerebrum +/- moderate to severe increase in SAS and/or moderate to severe ventriculomegaly"