Neurology and Neurosurgery/Agnosia
Definition of Generalized Agnosia
A defect in recognition, where a patient can generally sense objects and forms, but is unable to consciously recognize and interpret the meaning of the sensory input.
Agnosia characterised by recognition failure caused by impairment in visual perception. Patients are unable to recognize objects despite having normal acuity.
A visual Agnosia characterised by the lack of meaning associated with percepts despite the patient being able to normally percieve an object and draw it.
Agnosia characterised by the inability to recognize sounds despite the patient having normal auditory functioning. Auditory Agnosia is typically associated with nonspeech sounds. When agnosia involves speech, it is referred to as "pure word deafness"
Agnosia characterised by faulty recognition and interpretation of symbols.
Agnosia characterized by the inability to recognize stable objects in the environment. Patients can typically describe them in detail, but are unable to describe or recognize them.
Agnosia characterized by the inability to recognize and interpret objects by touch.
Agnosia characterized by the inability to recognize and interpret objects in the visual field. Visual Agnosia may also sometimes be referred to as "Optic Agnosia".