Agnosia
Agnosia (pronounced: ag-NOH-zee-uh) is a rare neurological disorder that impairs a person's ability to recognize or understand certain types of sensory information. The term is derived from the Greek words a (without) and gnosis (knowledge).
Definition
Agnosia is a neurological condition that prevents a person from processing sensory information properly. This can affect any of the senses, including sight, hearing, and touch. Despite having normal sensory organs, individuals with agnosia may struggle to interpret, recognize, or make sense of the information their senses are sending to their brain.
Types of Agnosia
There are several types of agnosia, including:
- Visual agnosia: This is the inability to recognize visually presented objects. This is not due to a deficit in vision, but rather a deficit in perception.
- Auditory agnosia: This is the inability to recognize sounds, despite normal hearing abilities.
- Tactile agnosia: This is the inability to recognize objects by touch alone, despite intact sensory pathways.
Causes
Agnosia is usually caused by damage to specific areas of the brain that are involved in sensory processing. This damage can be the result of a stroke, brain tumor, head injury, or neurodegenerative diseases such as Alzheimer's disease.
Treatment
Treatment for agnosia is usually focused on strategies to compensate for the lost ability. This may involve occupational therapy, speech therapy, or the use of assistive devices. The specific treatment plan will depend on the type and severity of the agnosia, as well as the individual's overall health and abilities.
See Also
External links
- Medical encyclopedia article on Agnosia
- Wikipedia's article - Agnosia
This WikiMD dictionary article is a stub. You can help make it a full article.
Languages: - East Asian
中文,
日本,
한국어,
South Asian
हिन्दी,
Urdu,
বাংলা,
తెలుగు,
தமிழ்,
ಕನ್ನಡ,
Southeast Asian
Indonesian,
Vietnamese,
Thai,
မြန်မာဘာသာ,
European
español,
Deutsch,
français,
русский,
português do Brasil,
Italian,
polski