Spine cases
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Topics in Spine
Congenital
Neurenteric cysts
Associated with canal of Kovalevski
Can be dorsal or ventral
Lumbar disk nomenclature
Terminology
Bulge (>50%)
Symmetric
Asymmetric
Broad-based (25-50%)
Protrusion
Extrusion
Focal (<25%)
Protrusion
Extrusion
Mediolateral locations
Central
Right
Left
Subarticular (lateral recess)
Foraminal (pedicle)
Extraforaminal (far lateral)
Craniocaudal locations
Suprapedicle
Pedicle
Infrapedicle
Disk