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2. Visual selective attention in dementia - Wikipedia

   en.wikipedia.org/wiki/Visual_selective_attention...

   Patients with DLB were more severely impaired in visual selective attention compared to both AD patients and healthy controls. [3] Visual selective attention requires many underlying cognitive processes, including detection of important sensory and perceptual information, the ability to inhibit information that is irrelevant to the task, and ...

3. Apperceptive agnosia - Wikipedia

   en.wikipedia.org/wiki/Apperceptive_agnosia

   Visual apperceptive agnosia is a visual impairment that results in a patient's inability to name objects. [9] While agnosics suffer from severe deficits, patients' visual acuity and other visual abilities such as perceiving parts and colours remain intact. [6] Deficits seem to occur because of damage to early-level perceptual processing. [9]

4. Visual agnosia - Wikipedia

   en.wikipedia.org/wiki/Visual_agnosia

   Patient C.K. provided evidence for a double dissociation between face processing and visual object processing. Patients with prosopagnosia have damage to the Fusiform Face Area (FFA) and are unable to recognize upright faces. C.K. has no difficulty with face processing and matches the performance of controls when tasked with identifying upright ...

5. Doctors Say This Nighttime Behavior Can Be A Sign Of Dementia

   www.aol.com/doctors-nighttime-behavior-sign...

   Here's how to distinguish "sundowning"—agitation or confusion later in the day in dementia patients ... ‘Sundowning’ is a term that refers to behavior changes in people with dementia that ...

6. Agnosia - Wikipedia

   en.wikipedia.org/wiki/Agnosia

   Patients are unable to distinguish visual shapes and so have trouble recognizing, copying, or discriminating between different visual stimuli. Unlike patients with associative agnosia, those with apperceptive agnosia are unable to copy images. [7] Associative visual agnosia: Patients can describe visual scenes and classes of objects but still ...

7. Associative visual agnosia - Wikipedia

   en.wikipedia.org/wiki/Associative_visual_agnosia

   Agnosias are sensory modality specific, usually classified as visual, auditory, or tactile. [2] [3] Associative visual agnosia refers to a subtype of visual agnosia, which was labeled by Lissauer (1890), as an inability to connect the visual percept (mental representation of something being perceived through the senses) with its related semantic information stored in memory, such as, its name ...