We now believe that acute pain is a diagnostic tool, while chronic pain is a disease itself. Acute Pain Usually of short duration. Pathology predicts outcome. Patients' mood and attitude are not as important to the healing process. Single-modality therapy is usually effective.
Surgery can be effective.
Narcotics are indicated. Muscle relaxants can be helpful. Job changes are unlikely. Psychological factors are most predictive of chance to recover. Depression is a major obstacle.