title: Varieties of alexia. Word and letter blindness.
mesh_terms: D000328:Adult; D000368:Aged; D000381:Agraphia; D001037:Aphasia; D003937:Diagnosis, Differential; D004411:Dyslexia, Acquired / Q000145:classification* / Q000175:diagnosis / Q000473:pathology; D005625:Frontal Lobe / Q000473:pathology; D006429:Hemiplegia; D006801:Humans; D008297:Male; D008875:Middle Aged; D009778:Occipital Lobe / Q000473:pathology; D010468:Perceptual Disorders; D012677:Sensation