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
6. Body of sacrum: formed by the fusion of the S1-3 vertebral bodies. Ventral subluxation of the sacrum can contribute to compression of nerve roots in dogs with degenerative lumbosacral disease. <Back