Surgery on the chest wall is relatively common and can be associated with significant postoperative discomfort and pain; and one of the most common surgical sites on the chest wall is the breast, with the main indication for breast surgery being breast cancer. Breast cancer has continued to be the most common cancer in females, accounting for approximately 31% of all newly detected cancer cases in the female population, worldwide. (1, 2) Thousands of patients undergo surgery in the mammary and axillary regions every year, and these procedures tend to cause significant acute pain and may develop in to cases of chronic pain in 25-60% of cases. (3) Pain can be controlled using systemic opioids which have a respiratory depressant effect and causing nausea and vomiting.
Also can be controlled using epidural catheter that can cause haemodynamic instability, so we are searching about how to devrease pain with less complications.
