Presentation
Both knee joint pain
Patient Data
Age: 65 years
Gender: Female
{"study":{"id":122236,"case_slug":"osteochondroma-tibia-10","modality":"X-ray","series":[{"id":58758110,"content_type":"image/png","frames":[{"id":58758110,"width":440,"height":842,"current":true}],"annotations":[],"encodings":{"original_dicom":null,"video":null,"thumbnailed_files":[{"tiny":"0._tiny.jpeg","jumbo":"0._jumbo.jpeg","small":"0._small.jpeg","thumb":"0._thumb.jpeg","medium":"0._medium.jpeg","gallery":"0._gallery.jpeg","big_gallery":"0._big_gallery.jpeg","original":"0..png"}]},"perspective":"Frontal","specifics":null},{"id":58758112,"content_type":"image/png","frames":[{"id":58758112,"width":351,"height":846,"current":true}],"annotations":[],"encodings":{"original_dicom":null,"video":null,"thumbnailed_files":[{"tiny":"0._tiny.jpeg","jumbo":"0._jumbo.jpeg","small":"0._small.jpeg","thumb":"0._thumb.jpeg","medium":"0._medium.jpeg","gallery":"0._gallery.jpeg","big_gallery":"0._big_gallery.jpeg","original":"0..png"}]},"perspective":"Frontal","specifics":null},{"id":58758111,"content_type":"image/png","frames":[{"id":58758111,"width":452,"height":853,"current":true}],"annotations":[],"encodings":{"original_dicom":null,"video":null,"thumbnailed_files":[{"tiny":"0._tiny.jpeg","jumbo":"0._jumbo.jpeg","small":"0._small.jpeg","thumb":"0._thumb.jpeg","medium":"0._medium.jpeg","gallery":"0._gallery.jpeg","big_gallery":"0._big_gallery.jpeg","original":"0..png"}]},"perspective":"Lateral","specifics":null},{"id":58758113,"content_type":"image/png","frames":[{"id":58758113,"width":528,"height":849,"current":true}],"annotations":[],"encodings":{"original_dicom":null,"video":null,"thumbnailed_files":[{"tiny":"0._tiny.jpeg","jumbo":"0._jumbo.jpeg","small":"0._small.jpeg","thumb":"0._thumb.jpeg","medium":"0._medium.jpeg","gallery":"0._gallery.jpeg","big_gallery":"0._big_gallery.jpeg","original":"0..png"}]},"perspective":"Lateral","specifics":null}],"caption":{"us":"Both knee joints","gb":"Both knee joints"},"findings":{"us":"","gb":""},"contributor_login":"drtamsir-rongpipi","case_id":146657,"case_key_image_id":null,"case_featured_at":null},"current_user":null,"access":{"can_edit":false,"can_download":true,"can_feature":false,"can_pin":true}}
Bilateral cortical outgrowth seen away from knee joint space in proximal tibia compatible with osteochondroma.
Osteoarthritis of both knee joints.
Case Discussion
Exostosis in proximal tibia bilaterally. Proximal tibia is commonly affected and is the second most common site for osteochondromas.