[Periventricular lucency and dementia in aged subjects].
D000368:Aged; D001284:Atrophy; D001927:Brain Diseases / Q000000981:diagnostic imaging*; D003704:Dementia / Q000175:diagnosis*; D005260:Female; D005625:Frontal Lobe / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D014057:Tomography, X-Ray Computed