Casting: Pearls and pitfalls learned while caring for children’s fractures

Figure 2 Cast index. A: Initial X-rays of a pediatric forearm fracture with angulation; B: Immediate post-reduction X-rays demonstrating an appropriate cast application based on the cast index (< 0.8). Cast index = Saggital width/coronal width = 41.4 mm/54.4 mm = 0.76.