Migrating root tip.
D005260:Female; D005547:Foreign Bodies / Q000000981:diagnostic imaging*; D005548:Foreign-Body Migration / Q000000981:diagnostic imaging*; D006801:Humans; D008334:Mandible / Q000000981:diagnostic imaging*; D008875:Middle Aged; D011859:Radiography; D014092:Tooth Root / Q000000981:diagnostic imaging*