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. 2022 Apr 27;75:8. doi: 10.1186/s13620-022-00216-7

Fig. 8.

Fig. 8

Transverse mid-sagittal plantar image of the sagittal ridge of the third metatarsal bone. The distal sesamoidean ligaments are superficial to the third metatarsal bone. The sagittal ridge is identified with a thin hypoechoic cartilaginous rim (arrow) and deeper hyperechoic subchondral bone, and distal acoustic shadowing. Marker is to medial