Leukocyte-Rich Platelet-Rich Plasma for Osteonecrosis of Sesamoid in a Performing Artist: A Case Report.

Sesamoid bones absorb and disperse weight from the metatarsal bones. Sesamoid injuries occur primarily in dancers and runners, with nonoperative management as the first line of treatment. Due to the lack of secondary blood supply, the sesamoids are at risk for osteonecrosis and nonunion fractures.