Status and Relevant Causes of Cancer Pain Undertreatment

To review the current situations, causes and solutions of cancer pain undertreatment, which could provide some reference for future study and clinical therapy. The current conditions of cancer pain therapy and inadequate pain control in patients with cancer are collected and summarized. The factors and causes for inadequate cancer pain control are concluded and analyzed. Proper and normalized pain treatment and management, correct pain assessment and documentation and extensive education of cancer pain control in patients and doctors will be the key direction in future study.