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Pain perception in a man with total corpus callosum transection
B E Stein1, D D Price, M S Gazzaniga
1Departments of Physiology Medical College of Virginia, Richmond, VA 23298 U.S.A. Departments of Anesthesiology, Medical College of Virginia, Richmond, VA 23298 U.S.A. Department of Psychiatry, Dartmouth Medical School, Hanover, NH 03756 U.S.A.
Pain
|July 1, 1989
Summary
This study reveals that high-intensity pain signals from the ipsilateral body surface can be perceived, challenging traditional pain pathway theories. These findings highlight the complex neural mechanisms involved in pain processing.
Area of Science:
- Neuroscience
- Pain Perception
- Sensory Pathways
Background:
- Traditional pain theories focus on contralateral pathways crossing in the spinal cord.
- The role of ipsilateral sensory input in pain perception remains unclear.