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[Extensive liver resection according to redox theory].
Y Yamaoka1, K Kumada, T Takayasu
1Second Department of Surgery, Kyoto University Faculty of Medicine, Japan.
Nihon Geka Gakkai Zasshi
|September 1, 1991
Summary
New surgical techniques for hepatectomy aim to maintain the arterial ketone body ratio (AKBR), reducing intraoperative stress and potentially improving patient outcomes. These methods focus on minimizing physiological disruption during liver resection.
Area of Science:
- Hepatobiliary Surgery
- Surgical Physiology
- Transplantation
Context:
- Intraoperative stress, indicated by arterial ketone body ratio (AKBR) changes, significantly impacts postoperative mortality and morbidity during hepatectomy.
- Minimizing intraoperative stress is crucial for improving patient outcomes after liver surgery.
Purpose:
- To introduce novel surgical procedures for hepatectomy designed to preserve the arterial ketone body ratio (AKBR) during the operation.
- To mitigate the adverse physiological effects associated with traditional liver resection techniques.
Summary:
- Presents two innovative hepatectomy procedures: total vascular exclusion (HVE) with venovenous bypass and a technique adapted from living donor liver transplantation.
- HVE with bypass mitigates portal pooling and reduces cardiac preload, while the transplantation-inspired method utilizes the remnant liver's function to decrease stress.
- The latter involves cold perfusion of the resected lobe and back-table preparation before autotransplantation of the tumor-free liver segment.
Impact:
- These techniques aim to reduce intraoperative stress, potentially leading to decreased postoperative mortality and morbidity in patients undergoing hepatectomy.
- Offers alternative surgical strategies for complex liver resections, emphasizing physiological stability.
- May advance the field of liver surgery by providing methods to better manage surgical stress and improve patient recovery.