Presentation
Bilateral foot pain.
Patient Data
Age: 40 years
Gender: Female
From the case:
Os naviculare accessorium - bilateral
{"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/11358/annotated_viewer_json?iframe=true\u0026lang=us"}
Bilateral os naviculare.
Case Discussion
An os tibiale externum (or accessory navicular / os naviculare accessorium) is a large ossicle adjacent to the medial side of the navicular bone.