case_images: PMC5974675_01
case_images: Radiograph evolution. A. Bone bridge ankylosing knee in 90 degrees of flexion. B. Immediate postoperative with 45 mm bone resection. C. Six months follow up showing recurrence ofbone bridge.
case_images: JOCR-8-39-g002.jpg
case_images: PMC5974675_01_JOCR-8-39-g002.jpg
case_images: F2
case_images: The X-ray studies show the tibial-femoral bone bridge that maintains knee flexion fixed at 90  (Fig. 2).
case_images: Transoperative image showing the bone bridge of mature bone before its osteotomy and resection.
case_images: JOCR-8-39-g003.jpg
case_images: PMC5974675_01_JOCR-8-39-g003.jpg
case_images: F3
case_images: By blunt dissection, the femoral-tibial bone bridge is freed and a 45 mm segment is removed under fluoroscopic control (Fig. 3).
case_images: Post-operative photograph after removal of the bone bridge, allowing the knee to extend with a limit of 10 .
case_images: JOCR-8-39-g004.jpg
case_images: PMC5974675_01_JOCR-8-39-g004.jpg
case_images: F4
case_images: Mobility of the knee is corroborated under anesthesia obtaining flexion of 120  and almost full extension (Fig. 4).