FIGURE 89.55
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V-sign for radiographic diagnosis of lateral process fractures.
A
and
B,
Intact lateral process has symmetric V-shaped contour (negative V sign).
C
and
D,
Disruption or asymmetry of V shape indicates lateral process fracture (positive V sign).
出典
1:
B and D from von Knoch F, Reckord U, von Knoch M, Sommer C: Fracture of the lateral process of the talus in snowboarders, J Bone Joint Surg 89B:772, 2007. Copyright British Editorial Society of Bone and Joint Surgery.