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Fig. 4 | Journal of Orthopaedic Surgery and Research

Fig. 4

From: Combination of long- and short-axis alar sacroplasty techniques under fluoroscopic guidance for osteoporotic sacral insufficiency fracture

Fig. 4

Skin landmarks on a patient’s back. 1, sacroiliac (SI) joint line; 2, line linking the lateral walls of S1 and S2 neuroforamina; 3, horizontal line at the tip of sacral ala; 4, vertical line parallel to the medial wall of the L5 pedicle; 5, line at the upper endplate of the S1 body; 6, horizontal line parallel to the upper wall of the S1 neuroforamen

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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X