A sesamoid bone at the interphalangeal joint of the hand is relatively common position for occurrence of a sesamoid bone. It may be present in around 67% of the adult population 1. They are typically seen as a single small corticated ossicle adjacent to the volar margin of the interphalangeal joint. Most people have one sesamoid bone in this location 3.
- 1. Seki Y, Hoshino Y, Kuroda H. Prevalence of sesamoid bones in the interphalangeal joint of the thumb and fingers: a radiographic study. Clin Anat. 2012;26 (7): 823-6. doi:10.1002/ca.22201 - Pubmed citation
- 2. Yammine K. The prevalence of the sesamoid bones of the hand: a systematic review and meta-analysis. Clin Anat. 2014;27 (8): 1291-303. doi:10.1002/ca.22378 - Pubmed citation
- 3. Wood VE. The sesamoid bones of the hand and their pathology. J Hand Surg Br. 1985;9 (3): 261-4. Pubmed citation