CHORUS

Collaborative Hypertext of Radiology

Musculoskeletal system

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block vertebra

• congenital vertebral fusion
• location: lumbar or cervical

• height of the fused vertebral bodies equals the sum of heights of the involved bodies and intervertebral disc
• "waist" at level of disc space

see: cervical spine fusion

Related CHORUS documents: cervical spine fusion (ankylosis) Klippel-Feil syndrome juvenile rheumatoid arthritis (JRA) Sprengel deformity renal agenesis mullerian (para-mesonephric) duct