Fig. 6From: Sesamoids and accessory ossicles of the foot: anatomical variability and related pathologyOs intermetatarseum. Oblique radiographs of the foot from two different patients show rounded (a) and spindle (b) configurations of the os intermetatarseum (arrows) located between the base of the first and second metatarsals. This may sometimes be mistaken for a bone fragment secondary to a remote traumaBack to article page