Sturge-Weber-Dimitri disease without facial nevus.

A patient with Sturge-Weber-Dimitri disease presented with intractable seizures and progressive intellectual deterioration. There was no facial nevus or focal neurologic abnormality. CT disclosed bilateral calcification in a parieto-occipital gyral pattern. Histopathology of the brain revealed extensive calcification of vessel wall in parieto-occipital cortices.