agnosia

This syndrome is characterized by visual agnosia (unable to recognize known objects), hypermetamorphosis, putting objects in the mouth, tactile exploratory behaviors, hypersexuality, placidity (decreased motor and verbal reaction against conditions that cause fear and anger), and memory disturbances.

Prosopagnosia is a subtype of visual agnosia, specific to faces.

inability to perform particular purposive actions; (c) agnosia, or

New cortical signs (aphasia, agnosia, apraxia, sensory neglect, visual neglect, seizure, hemianopsia)

Deafness of central auditory deficits can be cortical deafness, auditory agnosia, or verbal auditory agnosia.

Specifically, they address integrative visual agnosia, picture identification, visual search and stimulus similarity, orthographic processing in visual word identification, non-spatial extinction following lesions of the parietal lobe, visual marking, action-based effects on object selection, theory of mind, memory-based guidance on visual selection, the salience of stimuli in selecting visual information, learned conjunctive relations, social attention, and cognition and stroke.

The man who mistook his wife for a hat was a musician who was developing visual agnosia: a difficulty in recognizing by sight common objects or faces.

Damage to this part of the brain can, amongst other things, result in finger agnosia, the inability to distinguish each finger individually without visual cues (Lebrun, 2005).

Alem de acometer a funcao da memoria, a demencia deve demonstrar a producao de outra perturbacao cognitiva, como afasia (decrescimo das funcoes de linguagem), apraxia (dano na capacidade de realizar atividades motoras), agnosia (dificuldade para reconhecer ou identificar objetos) ou uma alteracao da funcao executiva (habilidade de pensar de maneira abstrata e programar, iniciar, sequenciar, acompanhar e cessar um comportamento complexo) [3].