Unusual Presentations of Focal Periphyseal Edema Zones: A Report of Bilateral Symmetric Presentation and Partial Physeal Closure

Figure 1

A 13-year-3-month-old female with FOPE zones at both proximal tibiae. Findings: AP radiograph of the bilateral knees at time of initial presentation shows a subtle lytic lesion abutting the articular surface of the right medial femoral condyle (arrow). The radiographs were initially interpreted as normal. Technique: AP radiograph kVp = 77, mAs = 4.