====== Intervertebral disc degeneration classification ====== [[Symptomatic Intervertebral Disc Degeneration]]. Asymptomatic Intervertebral Disc Degeneration. ===== Pfirrmann grading system ===== see [[Pfirrmann grading system]]. ---- see [[intervertebral disc calcification]] ===== Cervical degenerative disc disease ===== see [[Cervical degenerative disc disease]] ===== Lumbar intervertebral disc disease ===== see [[Lumbar intervertebral disc disease]]