PMC4826932_01
The initial axial CT scan of C1-C2 demonstrates rotatory displacement, CT-MIP (maximum intensity projection).
CRIOR2016-7308653.001.jpg
PMC4826932_01_CRIOR2016-7308653.001.jpg
fig1
After application of the halo skull traction device, computed tomography and magnetic resonance imaging were performed; they revealed full reduction of the subluxation without any ligamentous injuries (Figures 1   -5).
This axial CT scan depicts C1-C2 after reduction, CT-MIP (maximum intensity projection).
CRIOR2016-7308653.002.jpg
PMC4826932_01_CRIOR2016-7308653.002.jpg
fig2
After application of the halo skull traction device, computed tomography and magnetic resonance imaging were performed; they revealed full reduction of the subluxation without any ligamentous injuries (Figures 1   -5).
Lateral view from both sides before and after reduction in CT-VRT with segmentation of C1 and C2 (volume rendering technique).
CRIOR2016-7308653.003.jpg
PMC4826932_01_CRIOR2016-7308653.003.jpg
fig3
After application of the halo skull traction device, computed tomography and magnetic resonance imaging were performed; they revealed full reduction of the subluxation without any ligamentous injuries (Figures 1   -5).
Cranial view after and before reduction in CT-VRT with segmentation of C1 and C2.
CRIOR2016-7308653.004.jpg
PMC4826932_01_CRIOR2016-7308653.004.jpg
fig4
After application of the halo skull traction device, computed tomography and magnetic resonance imaging were performed; they revealed full reduction of the subluxation without any ligamentous injuries (Figures 1   -5).
Sagittal (a) and axial (b) MRI images depicting the ligaments of the upper cervical spine.
CRIOR2016-7308653.005.jpg
PMC4826932_01_CRIOR2016-7308653.005.jpg
fig5
After application of the halo skull traction device, computed tomography and magnetic resonance imaging were performed; they revealed full reduction of the subluxation without any ligamentous injuries (Figures 1   -5).