Webb1 maj 2007 · Abstract. Despite tremendous technical advances in spine surgery in recent decades, patients may experience residual or recurrent pain and other symptoms after … Webbfor sacral screw loosening, here, we only carried out further analysis on the sacral HU value on different planes. ROC curve analysis was carried out to find the predictive value of computed tomography on screw loosening after sacral screw implantation, and the results revealed that area under thecurve (AUC) was 0.674 (95% CI: 0.592-0.756 ...
Pedicle screw loosening: The value of radiological imagings and …
Webb12 apr. 2024 · Signs of loosening include Widening of the periprosthetic lucency >2mm Tilting of the tibial component Collapse of the underlying bone Polyethylene beads may be shed Dislocation Particle disease is less common than in hip prostheses Patellar component may show wear of polyethylene component, rupture of patellar tendon … WebbRSNA Publications Online Home jeff tracy remember to forget
Value of standard radiographs, computed tomography, and …
WebbOsteolysis ( arrow) is present around anterior margins and S1 screw. Loosening of hardware and nonunion across interbody fusion are evident. Total disk replacement of L4-5 also is evident. View larger version (282K) Fig. 5B … Webb27 juni 2012 · Multidetector computed tomography (CT) is an excellent way to supplement the radiographic evaluation of problematic hip prostheses. Multidetector CT is well suited for assessing periprosthetic bone, determining precise acetabular cup position, and evaluating periprosthetic fluid collections or ossified masses. Webb2 okt. 2015 · Loosening of vertebral body screws in older anterior constructs without locking screw plates may result in the backing out of the screw. ... Department of Diagnostic Radiology, Yale School of Medicine, Box 208042, Tompkins East 2, 333 Cedar St, New Haven, CT, 06520-8042, USA. oxford things to do with kids