Prosopagnosia

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Prosopagnosia

Prosopagnosia (pronounced pro-so-pag-no-zia), also known as face blindness, is a cognitive disorder of face perception where the ability to recognize faces is impaired, while other aspects of visual processing (e.g., object discrimination) and intellectual functioning (e.g., decision-making) remain intact. The term originates from the Greek words "prosopon" meaning "face" and "agnosia" meaning "non-knowledge".

Etymology

The term Prosopagnosia is derived from the Greek words "prosopon" and "agnosia". "Prosopon" translates to "face" and "agnosia" translates to "non-knowledge", effectively meaning "non-knowledge of faces".

Symptoms

People with prosopagnosia may have difficulty recognizing the faces of family members, friends, or any other persons they should know. They often use alternative strategies to recognize people, such as relying on voice, clothing, or unique physical attributes, but these are not as reliable as facial recognition.

Causes

Prosopagnosia can be caused by lesions in the right hemisphere of the brain, particularly in the fusiform gyrus, which activates specifically in response to faces. The condition is often associated with brain injury, neurodegenerative diseases, or certain developmental disorders.

Treatment

There is currently no specific treatment for prosopagnosia. However, people with this condition can be helped to develop strategies to compensate for their face recognition problems.

Related Terms

External links

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