Physiological evidence of body integrity identity disorder shows that when the limb is touched, there is no response in the superior parietal cortex

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Studies on individuals with body integrity identity disorder (BIID) have shown that when the limb they desire to amputate is touched, there is a reduced or absent response in the superior parietal cortex, a brain region involved in integrating sensory information to form perceptions of one's own body. This suggests a neurological basis for the disorder, indicating a mismatch between the brain's representation of the body and the physical body itself.

Physiological Evidence of Body Integrity Identity Disorder Shows That When