Hypovolaemic hypotension after abdominal aortic surgery is predicted by initial distribution volume of glucose.

European Journal of Anaesthesiology
Jean-Christophe OrbanCarole Ichai

Abstract

Evaluation of volaemia is a crucial question for the management of patients during anaesthesia and in the ICU. Numerous methods have been described, but there is as yet no single ideal parameter. Another way to approach this problem is to predict the extent of hypovolaemia. The initial distribution volume of glucose (IDVG) has been shown to predict the development of hypovolaemic hypotension following oesophageal surgery. In this study, we evaluated the use of the IDVG in predicting hypovolemic hypotension after abdominal aortic surgery. All patients undergoing elective abdominal aortic surgery had IDVG measured following admission to the ICU. Other haemodynamic parameters, such as heart rate, blood pressure, urine output and central venous pressure, were also collected during the first postoperative day. Patients were divided into two groups depending on the occurrence of hypovolaemic hypotension, indicated by a SBP lower than 90 mmHg rapidly corrected by administration of intravenous fluid boluses. Out of the 27 patients who underwent aortic surgery, 13 developed hypovolaemic hypotension. IDVG was significantly lower in this group when compared with the haemodynamically stable group, that is, 78 (59-122) vs. 120 (63-151) ml k...Continue Reading

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