Purpose: The aim of the study was to evaluate the antegrade intramedullary locking nail osteosynthesis for the treatment of the proximal and middle thirds of humeral shaft fractures.
Methods: A retrospective study was made on 218 patients diagnosed with humeral diaphysis fractures who undergo surgery with antegrade intramedullary locking nail between January 2017 and December 2021. The clinical follow-up started two days after surgery and continued at one month, three months, six months and one year.