Jumper's knee.
D000293:Adolescent; D000328:Adult; D001265:Athletic Injuries / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000601:surgery / Q000628:therapy; D006801:Humans; D007717:Knee / Q000502:physiology; D007718:Knee Injuries / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000601:surgery / Q000628:therapy; D008297:Male; D011859:Radiography; D013314:Stress, Mechanical; D013708:Tendon Injuries / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000601:surgery / Q000628:therapy; D013710:Tendons / Q000000981:diagnostic imaging / Q000502:physiology / Q000601:surgery