- Discussion:
- results from arthrodesis w/ distraction involving lower lumbar spine;
- young patients can compensate via flexion of hips & knees;
- adults > 40 years loss ability to compensate & go on to develop fatigue-like pain along w/ a stooped posture;
- Prevention:
- operations on lumbar spine must preserve lumbar lordosis;
- Treatment after Deformity Occurs:
- anterior opening wedge osteotomy along w/ posterior closing-wedge osteotomy to restore lordosis