Lowest Instrumented Vertebra Selection to S1 or Ilium Versus L4 or L5 in Adult Spinal Deformity: Factors for Consideration in 349 Patients With a Mean 46-Month Follow-Up.
Yu-Cheng YaoPhilip J YorkMathieu BannwarthJustin S SmithShay BessEric KlinebergChristopher P AmesChristopher I ShaffreyDouglas BurtonMunish C GuptaGregory M MundisRichard HostinFrank SchwabVirginie LafagePublished in: Global spine journal (2021)
Fusion to S1/ilium had better sagittal alignment restoration at postoperative week 6 and involved higher PJK rates and greater PJK angles than that to L4/L5. The clinical outcomes and rates of revision surgery and complications were similar between the groups.