Bone Healing and Complications
A 34-year-old male presents 9 months after open reduction and internal fixation of a midshaft tibial fracture. He has persistent pain at the fracture site and inability to weight-bear. Plain radiographs show a gap at the fracture site with sclerotic, rounded bone ends and no callus formation. There is no evidence of hardware failure or infection. Regarding nonunion classification and management:
Mark each as TRUE or FALSE
The Weber-Cech classification divides nonunions into viable (hypertrophic, normotrophic, oligotrophi...
This patient has an atrophic nonunion characterized by sclerotic, rounded bone ends without callus; ...
Hypertrophic nonunions are caused by infection and always require bone grafting; the characteristic ...
BMPs (Bone Morphogenetic Proteins) are osteoinductive growth factors; rhBMP-2 and rhBMP-7 are FDA-ap...
The Reamer-Irrigator-Aspirator (RIA) system provides large volumes of autologous bone graft from the...
Answer the questions to see explanations
Click T (True) or F (False) for each option