Fig. 5From: Difference in whole spinal alignment between supine and standing positions in patients with adult spinal deformity using a new comparison method with slot-scanning three-dimensional X-ray imager and computed tomography through digital reconstructed radiographyReconstructive coronal reconstructed CT images of bilateral sacro-iliac joints and corresponding EOS images of the patient (Figs. 2 and 4). a Preoperative images. Arrows indicate vacuum in the bilateral sacro-iliac joints and subchondral cyst. b Images postoperative 2 years. Arrows indicate vanished vacuum in the joints and diminished subchondral cystBack to article page