Alexia
From Psy3241
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== Surface Alexia == | == Surface Alexia == | ||
| - | + | '''Surface Alexia''' is characterized by the inability to distinguish between homophonic words such as pair and pear. Patients rely on the pronunciation of written words in order to understand their meaning. Lesions to the temporalpartial region of the left hemisphere are associated with surface Alexia. | |
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Revision as of 00:05, 27 March 2008
Alexia is an acquired type of sensory aphasia, that occurs when damage to the brain causes the individual to lose the ability read.
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Pure Alexia
Pure Alexia is also known as acquired Alexia. Patients with this form of Alexia have the ability to write and spell words. Language functions normally, with often difficulty of retrieving words. This form of Alexia can be a result of lesions to the brain that block input from the visual cortex to the left gyrus.
Surface Alexia
Surface Alexia is characterized by the inability to distinguish between homophonic words such as pair and pear. Patients rely on the pronunciation of written words in order to understand their meaning. Lesions to the temporalpartial region of the left hemisphere are associated with surface Alexia.
