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Hypotensive anaesthesia and blood loss in orthognathic surgery
1University of Wales College of Medicine, Cardiff, UK.
Objective:
This trial aimed to determine whether hypotensive anaesthesia reduces blood loss during orthognathic surgery.
Design:
Randomised trial.
Intervention:
Subjects were allocated to hypotensive (24 patients) or normotensive (29 patients) groups, assigned by sealed envelope, before undergoing standard orthognathic procedure.
Outcome Measure:
Median blood loss was measured.
Results:
A significant reduction in blood loss was seen with hypotensive anaesthesia.
Conclusions:
There was pronounced reduction in blood loss during orthognathic procedures carried out under hypotensive anaesthesia.
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