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FIG 1. A, Line drawing on AP fluoroscopic view for calculation of moderate extravasation; 55 mm/90 mm is less than two-thirds the adjacent nonfractured vertebral body dimensions (figure not to scale).
B, Line drawing on lateral fluoroscopic view for calculation of moderate extravasation; 38 mm/70 mm is less than two-thirds the adjacent nonfractured vertebral body dimensions (figure not to scale).
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