Presentation
Knee pain.
Patient Data
Age: 65 years
Gender: Female
From the case:
Fabella
{"current_user":null,"step_through_annotations":true,"access":{"can_edit":false,"can_download":true,"can_toggle_annotations":true,"can_feature":false,"can_examine_pipeline_reports":false,"can_pin":false},"extraPropsURL":"/studies/22129/annotated_viewer_json?lang=gb"}
There are moderate degenerative changes.
Incidental fabella indicated by arrow.
Case Discussion
The fabella is a sesamoid bone typically found in the lateral head of the gastrocnemius. It occurs in 10-30% of the population.