Allochiria

Allochiria is a neurological disorder characterized by the mislocation of physical stimuli. It is often associated with stroke, migraine, and multiple sclerosis. The condition is considered a form of somatosensory illusion, where the brain incorrectly processes sensory information from the body.

Symptoms

The primary symptom of allochiria is the mislocation of tactile stimuli. For example, a person with allochiria may feel a touch on the right hand as if it were on the left hand. This can occur with other types of stimuli as well, such as pain or temperature.

Causes

Allochiria is often associated with lesions in the parietal lobe of the brain, particularly in the right hemisphere. These lesions can be caused by a variety of conditions, including stroke, migraine, and multiple sclerosis.

Diagnosis

Diagnosis of allochiria is typically based on the patient's symptoms and medical history. Neurological examination and imaging studies, such as MRI or CT scan, may be used to identify any underlying brain lesions.

Treatment

Treatment for allochiria primarily involves addressing the underlying cause of the condition. This may involve medication, surgery, or other interventions, depending on the specific cause. In some cases, occupational therapy or physical therapy may be beneficial.

See also

• Somatosensory system
• Neurological disorders
• Stroke
• Migraine
• Multiple sclerosis

Allochiria Resources
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