Transverse
Radiograph Localizer
1-
Cranial L6
2- Middle L6
3- Caudal L6
4-
L6-7 Disc
5- Caudal L7
6- L7-S1
Sagittal
Radiograph Localizer
1-
R Sacroiliac Joint
2- R IV Foramina
3- R Lateral Recess
4- Central Canal Discs
5- L IV Foramina
6- L Sacroiliac Joint
Dorsal
Radiograph Localizer
1-
Articular Process Joints
2- Lamina
3- Mid Canal
4- Discs: Nucleus Pulposus
12.
Wing of sacrum: elongated lateral process off S1 that articulates
with the ilium to form the sacroiliac joint. The sacrum is formed by the
fusion of the S1-3 vertebrae. It has paired dorsal and ventral foramina
at S1-2 and S2-3 junctions where the dorsal and ventral branches of S1
and S2 nerve roots exit.
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