1. Impairment of sensation short of anesthesia.
2. A condition in which a disagreeable sensation is produced by ordinary stimuli; caused by lesions of the sensory pathways, peripheral or central.
3. Abnormal sensations experienced in the absence of stimulation.
The information shown above for dysesthesia is provided by Stedman's.
* Stedman's, part of Lippincott Williams & Wilkins, provide a comprehensive line of health-science publications for healthcare professionals and medical students.