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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. Visuospatial dysgnosia - Wikipedia

   en.wikipedia.org/wiki/Visuospatial_Dysgnosia

   For patients with visuospatial dysgnosia, the information input may be strengthened by adding tactile, motor, and verbal perceptual inputs. This comes from the general occupational therapy practice of teaching clients with intellectual dysfunctions to use the most effective combinations of perceptual input modalities, which may enable them to complete a task.

5. Topographical disorientation - Wikipedia

   en.wikipedia.org/wiki/Topographical_disorientation

   Topographical disorientation is the inability to orient oneself in one's surroundings, sometimes as a result of focal brain damage. [1] This disability may result from the inability to make use of selective spatial information (e.g., environmental landmarks) or to orient by means of specific cognitive strategies such as the ability to form a mental representation of the environment, also known ...

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

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

   Sundowning is often a symptom that happens after someone is diagnosed with dementia or a dementia-related disease, but it can also be an early sign of mental decline itself. “There are changes ...

7. 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 ...