Pectoral Nerve Block During Mastectomy

Impact of pectoral nerve block on postoperative pain and quality of recovery in patients undergoing breast cancer surgery: A prospective study

Inclusion Criteria:1- all female planed for elective breast surgeryExclusion Criteria:Planned for bilateral axillary or bilateral reconstruction surgery.Previous surgery on the surgical breast and/or axilla with the exception of partial mastectomy or sentinel lymph node biopsy Pre-existing pain in the axilla affecting the ability to use extremity for activities of daily living or requiring medication for treatment.Current or past medical history of liver disease or cirrhosis with an elevated INR >1.4 or currently elevated transaminase levels.known contraindications to peripheral nerve block placement.Pregnant or breastfeeding.History of allergic reactions attributed to compounds of similar chemical or biologic compositionPlanned additional surgery to the surgical breast or axilla in the next year (exception would be minor surgery to breast but not axilla such as simple tissue expander replacement or lumpectomy).