Present study aim was to study the potential advantages of pectoralis nerve block for providing analgesia in postoperative mastectomy surgery period by assessing reduction in pain, improved analgesia in the axilla and upper limb and for reduced morphine consumption, besides being less invasive, easier and safer to perform as it is done under ultrasound guidance. Total 30 ASA I, II and III patients of age between 18 to 80 years were included in this study. All patient received 10ml inj. Bupivacaine 0.25% for pectoral nerve block under USG guidance, under all aseptic precautions. The results of my study by using 0.25% of 10ml injection of bupivacaine is supportive, in proving, the two-level PECS block is safe, effective, reliable, easy to perform, decreases opioid consumption, improves postoperative pain, provides patient satisfaction and psycological relief in breast cancer related surgery.

Keywords : Ultrasonography, Pectoral Nerve Block, Breast Surgeries.