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Intraoperative autotransfusion in vascular surgery
D J Reddy1, C J Ryan, A D Shepard
1Department of Surgery, Henry Ford Hospital, Detroit, MI 48202.
Archives of Surgery (Chicago, Ill. : 1960)
|August 1, 1990
Summary
Intraoperative autotransfusion safely meets half of blood needs in major vascular surgery. Postoperative outcomes, including hemoglobin and coagulation, showed no difference compared to preoperative levels, indicating safety.
Area of Science:
- Vascular Surgery
- Transfusion Medicine
- Anesthesiology
Background:
- Intraoperative autotransfusion (IAT) is a method for blood replacement during surgery.
- Its impact on major vascular surgical care requires evaluation.
Purpose of the Study:
- To assess the safety and efficacy of intraoperative autotransfusion in major vascular operations.
- To determine if IAT affects postoperative outcomes and patient safety.
Main Methods:
- Retrospective analysis of 304 major vascular surgical operations over 42 months.
- Procedures included abdominal aortic aneurysmectomy, aortobilateral femoral bypass, and thoracoabdominal aortic aneurysmectomy.
- Data on autotransfused volumes, preoperative and postoperative laboratory values, mortality, and morbidity were collected.
Main Results:
- Autotransfusion met 50% of the average patient's transfusion requirement.
- Significant volumes were autotransfused across various procedures, with higher amounts in nonelective cases.
- No significant differences were observed in postoperative hemoglobin, hematocrit, or coagulation parameters compared to preoperative values.
Conclusions:
- Intraoperative autotransfusion is a safe blood replacement strategy for major vascular surgery.
- IAT does not negatively impact postoperative laboratory results, mortality, or morbidity.
- Autotransfusion effectively contributes to blood management in complex vascular procedures.