Do Systemic Factors Influence the Fate of Nonunions to Become Atrophic? A Retrospective Analysis of 162 Cases

Figure 1

Nonunion 9 months after metaphyseal fracture of the distal femur. Neither X-rays ((a)=anterior-posterior; (b)=lateral) nor CT showed callus formation around the cortices and calcification of the fracture within the fracture zone. Thus, nonunion was considered atrophic.

(a)

(b)

(c)