Fig. 2From: Can preoperative magnetic resonance imaging be used for sagittal kyphotic flexibility assessment in patients with kyphosis secondary to symptomatic old osteoporotic thoracolumbar fracture?Typical case: female, 68 years old, patient with kyphosis secondary to so-OTLF. She was treated with posterior single-segment Ponte osteotomy and fusion. A Image of preoperative standing radiograph; standing RKA: 47.5°, SVA: 26 mm. B Image of MRI in supine postion; supine RKA: 27.8°. C Image of intraoperative radiograph; intraoperative RKA: 26.7°. D Image of postoperative standing radiograph; postoperative standing RKA: 8.1°, SVA: 20 mmBack to article page