Fig. 3From: Combination of long- and short-axis alar sacroplasty techniques under fluoroscopic guidance for osteoporotic sacral insufficiency fracturea Sacral anteroposterior view under fluoroscopy depicting a combination of long- and short-axis needles placed in the right alar area. b Sacral lateral view under fluoroscopy depicting a combination of long- and short-axis needles placed in the right alar areaBack to article page