Denis classification explained

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

Classification

ZoneDescription
IFracture lateral to the sacral foramen
IIFracture through the sacral foramen
IIIFracture medial to the sacral foramen extending into the spinal canal

Notes and References

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