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Bleeding from the lung surface: a unique complication of off-pump CABG operation
V Zamvar1, I Deglurkar, F Abdullah
1University Hospital of Wales, Cardiff, UK. zamvar@hotmail.com
The Heart Surgery Forum
|September 7, 2001
Summary
A rare complication following coronary artery bypass graft surgery occurred due to a needle graze on the lung surface. This caused excessive bleeding, requiring re-exploration and highlighting a potential risk in deep pericardial retraction suture placement.
Area of Science:
- Cardiovascular Surgery
- Surgical Complications
- Anatomical Injury
Background:
- Post-myocardial infarction (MI) management often involves revascularization procedures.
- Off-pump coronary artery bypass (OPCAB) grafting is a technique used to bypass blocked coronary arteries without using cardiopulmonary bypass.
- Excessive bleeding is a significant post-operative complication in cardiac surgery.
Observation:
- A patient developed severe post-operative bleeding after undergoing emergency OPCAB.
- Surgical re-exploration was necessary to identify the source of bleeding.
- The bleeding was traced to a mechanical injury on the lung surface.
Findings:
- The lung graze was caused by the needle during the insertion of a deep pericardial retraction suture.
- This specific injury, though seemingly minor, led to significant hemorrhage.
- The anatomical proximity of the pericardial space to the lung surface is a critical factor.
Implications:
- Highlights a previously underreported or rare complication associated with deep pericardial retraction suture placement during OPCAB.
- Emphasizes the need for meticulous surgical technique and awareness of potential needle trajectory risks.
- Suggests a review of current retraction suture techniques to minimize the risk of iatrogenic lung injury.