Dorsal defect of the patella and infection.
Lesions of the patella are relatively rare, although a large variety of etiologies have been reported. To our knowledge this is only the second reported case of a Brodie's abscess of the patella. Its radiologic appearance was identical to that described for the common dorsal defect of the patella.
D000038:Abscess / Q000000981:diagnostic imaging; D000293:Adolescent; D001847:Bone Diseases / Q000000981:diagnostic imaging; D005260:Female; D006801:Humans; D010329:Patella / Q000000981:diagnostic imaging; D011859:Radiography