Preschooler who tripped and fell and cannot stand up Pediatric Imaging Musculoskeletal November 16, 2021October 28, 2021 AP and lateral radiographs of the distal femur show a thin linear lucency running obliquely through a large, lucent, well corticated lesion in the femoral metaphysis. The diagnosis was a non-displaced pathologic fracture through a fibrous cortical defect. Related Published November 16, 2021October 28, 2021