Fig. 6
From: Effectiveness of distal tibial osteotomy with distraction arthroplasty in varus ankle osteoarthritis
Pre- and postoperative images. a Preoperative antero-posterior mortise angle on X-ray. b Postoperative antero-posterior mortise angle on X-ray. c Preoperative lateral mortise angle on X-ray. d Postoperative lateral mortise angle on X-ray. e Preoperative talar tilt angle on ankle stress radiography. f Postoperative talar tilt angle on ankle stress radiography. g Postoperative anterior translation of the talus on ankle stress radiography. h Postoperative anterior translation of the talus on ankle stress radiography. i Signal changes (arrow) observed on magnetic resonance imaging (MRI) before osteotomy. j Signal changes (arrow) on MRI disappeared after osteotomy