Stress fracture of the patella.
D000293:Adolescent; D001490:Basketball / Q000293:injuries*; D015775:Fractures, Stress / Q000000981:diagnostic imaging* / Q000628:therapy; D006801:Humans; D008297:Male; D010329:Patella / Q000000981:diagnostic imaging / Q000293:injuries*; D011859:Radiography; D013165:Splints