One-stage posterior surgical management of lumbosacral spinal tuberculosis with nonstructural autograft.

•Nonstructural autograft was harvested from local bone and iliac cancellous bone.•All patients underwent one-stage posterior surgery with nonstructural autograft.•Interbody fusion with nonstructural autograft was effective in this surgery.•Nonstructural autograft is an alternative for lumbosacral tuberculosis.