About this trial
This prospective randomized controlled double blinded non-inferiority study will be carried out in Tanta University Hospitals for duration of 6 months from June 2026 to December 2026 on 60 female patients scheduled for unilatral modified radical mastectomy under general anesthesia.
Eligibility criteria
Qualifiers
Adult female patients aged 18 to 65 years with American Society of Anesthesiologists (ASA) Physical Status I - III, who were scheduled for unilateral MRM surgery under general anesthesia and able to understand and complete the QoR-15 questionnaire
Disqualifiers
• Patients declined to participate in the trial.
History of allergy to the used local anesthetic (LA) drugs.
Patients with cutaneous lesions at the needle entry point.
Coagulopathy or current anticoagulant therapy contraindicating regional block.
Trial design
Treatments tested in this trial
- Subtransverse interligamentary plane block (STIL)
- Thoracic paravertebral block (TPVB)