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Identifies preoperative predictors of massive blood loss in scoliosis surgery patients, indicating severe spinal curvature and multilevel fusion heighten surgical bleeding risk.
Risk of massive blood loss (total blood loss > 30% of estimated blood volume) in patients with scoliosis could increase, if they (1) had preoperative Cobb angle larger than 50º or (2) planned to undergo osteotomy or fusion of more than 6 levels.
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Yu et al. (2012) studied this question.
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