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Curriano classification

Dr Jeremy Jones and Dr Paresh K Desai et al.

Curriano's classification is a classification system used to define the anomalies of the posterior atlas arch:

  • A : faliure of posterior midline fusion of the two hemiarches
  • B : unilateral defect
  • C : bilateral defects
  • D : absence of the posterior arch, with persistent posterior tubercle
  • E : absence of the entire arch, including the tubercle

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