According to the Kyoto Protocol of IASP Basic Pain Terminology, chronic pain is considered an unpleasant sensory and emotional experience, associated to existing or potential tissue damage related to a disease process, but which persists once the disease or lesion has been cured, without responding to conventional medical treatment.
Según The Kyoto Protocol of IASP Basic Pain Terminology, el dolor crónico es considerado una experiencia sensorial y emocional desagradable, asociada a un daño tisular existente o potencial relacionado con un proceso de enfermedad, pero que persiste una vez curada la enfermedad o la lesión, sin responder al tratamiento médico convencional.