Bilateral Erector Spinae Plane Block Versus Bilateral Oblique Subcostal Transversus Abdominis Plane Block for Postoperative Analgesia in Colorectal Surgery
Ultrasound-Guided Bilateral Erector Spinae Plane Block Versus Bilateral Oblique Subcostal Transversus Abdominis Plane Block for Postoperative Analgesia in Colorectal Surgery: A Prospective Randomized Study.
Cairo University
50 participants
May 21, 2026
INTERVENTIONAL
Conditions
Summary
This study aims to compare the ultrasound-guided bilateral erector spinae plane block (ESPB) and oblique subcostal transverse abdominal plane block (OSTAPB) for postoperative analgesia in colorectal surgery.
Eligibility
Inclusion Criteria4
- Age 18 to 75 years old.
- Both sexes.
- American Society of Anesthesiologists (ASA) physical status II-III.
- Scheduled for open colorectal surgery under general anesthesia.
Exclusion Criteria10
- History of opioid abuse.
- Chronic opioid consumption.
- Body mass index (BMI) ≥ 35 kg/m2.
- Severe cardiac insufficiency, defined as New York Heart Association (NYHA) class III or IV heart failure.
- Renal failure, defined as an estimated glomerular filtration rate (eGFR) < 30 mL/min/1.73 m².
- Hepatic encephalopathy.
- Having a skin infection at or near the puncture site.
- Coagulopathy, defined as platelet count < 100,000/mm³, INR > 1.5, or use of anticoagulant therapy that could not be withheld.
- Allergy to drugs used in the study.
- History of previous or recurrent laparoscopic cholecystectomy procedures.
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Interventions
Patients will receive ultrasound-guided erector spinae plane block.
Patients will receive ultrasound-guided oblique subcostal transversus abdominis plane block.
Locations(1)
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NCT07602452