Fig. 14From: Sesamoids and accessory ossicles of the foot: anatomical variability and related pathologyOsteoarthritis. Bone scan of the bilateral feet (a) shows nonspecific but intense tracer uptake localising to the medial hallucal sesamoid (arrows). Lateral radiograph at the first toe (b) reveals joint space narrowing and osteophyte formation at the medial sesamoid-metatarsal articulation (arrow), consistent with osteoarthritisBack to article page