Zones of hyperalgesia of skin, associated with visceral disease. Due to referred sensation from the viscera, e.g. shoulder tip pain with gall bladder disease. In collateral irritation the organ disease causes a hyperaesthesia or pain in the skin areas whose nerves emanate from the same segment of the spinal marrow.
- H. Head:
On the disturbances of sensation, with special reference to the pain of visceral disease.
Brain, Oxford, 1893, 16: 1-133.
Brain, Oxford, 1894, 17: 339-480.
Brain, Oxford, 1896, 19: 153-276.
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