Heterogeneous insufflative bone lesions with cystic stores inside, with sparse cortical rupture in the calcaneus and talus, the largest of which affects the calcaneal base, measuring around 6.0 x 2.0 x 2.6 cm. There is also a dominant lesion affecting the head and body of the talus, with cortical rupture, measuring around 4.2 x 3.8 x 3.2 cm.