Background: Stress fracture of the fifth metatarsal bone is a common injury in athletes. The purpose to this study was to review the long-term clinical results of internal fixation with a solid 6.5 mm cancellous AO screw in active patients. Materials and methods: Retrospective study of all patients treated surgically at Volvat Medical Centre in Oslo from 1995 – 2006. 37 patients with 40 stress ...