Agraphia
Agraphia
Agraphia (/əˈɡræfiə/; from the Ancient Greek: ἀ- a-, without and γραφία graphía, writing) is a loss of the ability to write, primarily due to a lesion in the brain. It is typically associated with neurological disorders such as stroke, brain injury, tumor, or dementia.
Definition
Agraphia is a form of dysgraphia, a broader term for difficulty with writing. It is characterized by the loss or impairment of the ability to write, caused by brain damage. This can manifest as difficulties with spelling, poor handwriting, and trouble putting thoughts on paper. Agraphia can occur alone or in conjunction with aphasia, a language disorder that affects a person's ability to communicate.
Types
There are several types of agraphia, including:
- Central Agraphia: This is the most common form of agraphia and is associated with language areas in the brain. It is often accompanied by other language disorders.
- Peripheral Agraphia: This form of agraphia is due to a defect in the motor skills required for writing. It is not associated with language disorders.
- Alexia with Agraphia: This is a condition where a person cannot read or write.
- Pure Agraphia: This is a rare form of agraphia where the only deficit is the ability to write.
Causes
Agraphia is usually caused by damage to areas of the brain that are involved in writing. This can be due to a stroke, brain injury, tumor, or dementia. Other causes can include neurological disorders such as Parkinson's disease, Multiple sclerosis, or Alzheimer's disease.
Treatment
Treatment for agraphia usually involves occupational therapy to improve motor skills, and speech therapy to improve language and communication skills. In some cases, assistive technology may be used to help individuals communicate.
See Also
External links
- Medical encyclopedia article on Agraphia
- Wikipedia's article - Agraphia
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