PMC7847217_01
clinical aspect observed at admission
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F1
The ankle was noted to be slightly edematous, but warm to the touch, and diffusely tender to palpation (Figure 1).
ankle imaging: X-ray of the ankle showing a lytic lesion of the talus; CT scan showing a talus fracture
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F2
However, the computed tomography (CT) scan findings revealed a talus fracture (Figure 2).
per-operative exploration: pertuit at the junction bone cartilage of the talus; drainage of organized fibrinous pus
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F3
The talar cartilage was regular and normal-looking (Figure 3). The pertuit, allowing access to a cavity, was cleaned and the yellow organized fibrinous pus was drained (Figure 3).
filling of the lesion 6 months after surgery
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F4
At six months, radiographies showed that the lesion healed completely (Figure 4).