case_images: PMC4845405_01
case_images: A swelling in correspondence in the area of left medial malleolus.
case_images: JOCR-6-29-g001.jpg
case_images: PMC4845405_01_JOCR-6-29-g001.jpg
case_images: F1
case_images: On physical evaluation, tenderness was present on left medial malleolus with a firm 3x3 cm localized swelling (Fig. 1) and normal temperature of the overlying skin.
case_images: Radiograph of the patient's left ankle: A. Lateral view; B. Anteroposterior view showing well defined lytic lesion, in the left medial malleolus.
case_images: JOCR-6-29-g002.jpg
case_images: PMC4845405_01_JOCR-6-29-g002.jpg
case_images: F2
case_images: Skiagrams of the left ankle with lateral (Fig. 2A) and anteroposterior (Fig. 2B) views were done.
case_images: MRI of the patient's left ankle: A Coronal section and B. Transverse section showing benign cystic lesion in medial malleolus without bony expansion, cortical breech, extension into the joint/surrounding soft tissue, more likely, Chondroblastoma.
case_images: JOCR-6-29-g003.jpg
case_images: PMC4845405_01_JOCR-6-29-g003.jpg
case_images: F3
case_images: MRI (Figs. 3A and 3B) (Figs. 3A and 3B) showed intramedullary lobulated cystic lesion in the medial malleolus which was sub-articular without the involvement of articular surface of tibia.
case_images: Photomicrograph of the lesion showing polygonal cells closely packed in sheets with rounded nuclei and abundant acidophilic cytoplasm with scattered giant cells and scanty chondroid matrix.
case_images: JOCR-6-29-g004.jpg
case_images: PMC4845405_01_JOCR-6-29-g004.jpg
case_images: F4
case_images: Core biopsy with Jamshedi needle was performed, which showed (Figs. 4A&B) numerous polygonal cells closely packed in sheets with rounded nuclei and abundant acidophilic cytoplasm.