Radiology

Space of Poirier

Space of Poirier

*Space of Poirier: Diagram of arcuate ligament (greater arc, zone of fractures and dislocations), lesser arc (zone of dislocations), and space of Poirier (vulnerable zone between greater and lesser arcs), superimposed on wrist radiograph. >Fibers of radioscaphocapitate ligament (yellow) and ulnocapitate ligament (purple) interdigitate and form an arclike ligamentous structure, termed the arcuat... »

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