Review
Copyright ©2012 Baishideng Publishing Group Co.
World J Radiol. May 28, 2012; 4(5): 193-207
Published online May 28, 2012. doi: 10.4329/wjr.v4.i5.193
Table 2 Summarizes imaging techniques and indications[6]
TechniqueIndications
RadiographsInstrument failure, infection, failed fusion
Fluoroscopic positioned spot viewsInstrument position
Radionuclide scans/PETInfection
UltrasonographyFluid collections, abscesses
CTInstrument position, pseudo-arthrosis, infection, fragments in spinal canal, vertebral alignment
MR imagingInfection, failed back, recurrent disc, recurrent tumor
Diagnostic injection/aspirationConfirm source of pain, aspiration of pseudo-bursae or organisms for infection