Agnosia

Agnosia (a-gnosis, or loss of knowledge) is a loss of ability to recognize objects, persons, sounds, shapes, or smells while the specific sense is not defective nor is there any significant memory loss. It is usually associated with brain injury or neurological illness, particularly after damage to the occipitotemporal border, which is part of the ventral stream. Agnosia can result from strokes, dementia, or other neurological disorders. It may also be trauma-induced by a head injury, brain infection, or hereditary. Some forms of agnosia have been found to be genetic. A study in 2011 linked Phonagnosia to Dyslexia. Patients who experience dramatic recovery from blindness experience significant to total Agnosia. For all practical...