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Complex regional pain syndrome (CRPS) is a complex pain disorder that can emerge after limb trauma or a lesion in the peripheral nervous system. Typical features include continuing pain, sensory, vasomotor, sudomotor, motor, and trophic changes as well as edema. These signs provide the basis of CRPS diagnosis. A detailed description of the signs, symptoms, and medical history of CRPS could potentially...
Although research on facial expressions of pain has a long history, little is known about the cerebral mechanisms regulating these expressions. It has been suggested that the medial prefrontal cortex (mPFC) might be involved in regulating/inhibiting the degree to which pain is facially displayed. To test whether such a prefrontal regulation does indeed take place, we reduced medial prefrontal excitability...
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