TPVB, PECSB, ESPB for Postmastectmy Pain

A Comparative Study Between Ultrasound-guided Thoracic Paravertebral Block, Pectoral Nerves Block, and Erector Spinae Block for Pain Management in Cancer Breast Surgeries. A Randomized Controlled Study

Aim of the work The aim of the study is to compare between the effects of ultrasound guided thoracic paravertebral block, pectoral nerve block II, and erector spinae block in management of pain during cancer breast surgeries. The hypothesis of the study is that the three groups will give comparative results.

Inclusion Criteria:

1. ASA physical status classification class I or II
2. Age group 18 - 60 years of the female gender
3. Patients undergoing breast cancer surgeries

Exclusion Criteria:

1. Patient refusal
2. History of hypersensitivity to local anesthetics
3. Bleeding disorders or patients receiving anticoagulants
4. Spine or chest wall deformities
5. Pregnancy
6. Local infection at the site of injection.