Using Ipsilateral Semitendonosus Tendon in Reconstruction of Infected Reruptured Patellar Tendon in Case of Avulsed Distal Patellar Pole Treated by Distal Patellar Pole Excision

Background: Infected re-ruptured patellar tendon after avulsed distal patellar pole usually difficult to manage especially if there is bad tissue quality, patella small in size besides atrophy and adhesions of retinacula. Case presentation: Egyptian male patient 20 years old with re-ruptured repaired patellar tendon after 3 months from management by distal patellar pole excision and repair, (two months in cast and one month physiotherapy) get infected in the ligament site, the infection is treated and reconstruction of the ligament was done using semitendinosus in a figure-of-eight fashion, fixed by sutures and bone tunnels in the patella and tibial tuberosity. Conclusion: The patient get improved and regain near normal extensor mechanism function besides patellar stability and strength.