Metatarsophalangeal joint sprain

Metatarsophalangeal joint sprain
Bones of the right foot; metatarsalphalangeal joints highlighted in an orange box
SpecialtyPodiatry

A metatarsophalangeal joint sprain is an injury to the connective tissue between the foot and a toe (at a metatarsophalangeal joint, one of the joints in the ball of the foot). When the big toe is involved, it is known as "turf toe".