Fig. 1From: Distributional patterns of subchondral bone density and histopathological features of the first tarsometatarsal joint in hallux valgus feetFour subdivided areas of the first tarsometatarsal joint in the medial cuneiform (A) and the first metatarsal (B) on axial CT images. Red line: line that connects the midpoint of the mediolateral width; Yellow dotted line: bisection line of the dorsoplantar heightBack to article page