Denis classification

The Denis classification is a system of categorizing sacral fractures.[1]

Classification

Zone Description
I Fracture lateral to the sacral foramen
II Fracture through the sacral foramen
III Fracture medial to the sacral foramen extending into the spinal canal

References

  1. Denis F, Davis S, Comfort T (Feb 1988). "Sacral fractures: an important problem. Retrospective analysis of 236 cases". Clin Orthop Relat Res 227: 67–81. PMID 3338224.