• A condition in which a sense, especially touch, is distorted. Dysesthesia can cause an ordinary stimulus to be unpleasant or painful. It can also cause insensitivity to a stimulus.
  NCI Dictionary of Cancer Terms
  U.S. National Cancer Institute, 2021
• Distortion of a sense resulting in an abnormal and unpleasant sensation, usually described as burning, tingling, or numbness. Causes include lesions of the nervous system.
  NCI
  U.S. National Cancer Institute, 2021
• Painful sensations elicited by a nonpainful cutaneous stimulus such as a light touch or gentle stroking over affected areas of the body. Sometimes referred to as hyperpathia or hyperalgesia. Often perceived as an intense burning, dyesthesias may outlast the stimulus by several seconds.
  Human Phenotype Ontology (HPO)
  The Human Phenotype Ontology Project, 2025
• A disorder characterized by distortion of sensory perception, resulting in an abnormal and unpleasant sensation.
  Common Terminology Criteria for Adverse Events
  U.S. National Institutes of Health, 2021