Bone Biology
A 35-year-old woman sustains a mid-shaft femur fracture treated with intramedullary nailing. At her 6-week follow-up, radiographs show peripheral callus formation at the fracture site. She asks about the healing process and why some fractures heal with visible callus while others do not. Regarding fracture healing:
Mark each as TRUE or FALSE
Secondary (indirect) fracture healing occurs with relative stability and some motion at the fracture...
Primary (direct) fracture healing occurs with absolute stability and direct bone-to-bone contact ach...
Primary healing is faster than secondary healing; callus formation indicates failed healing; intrame...
The diamond concept describes the four essential elements for fracture healing: osteogenic cells (MS...
Factors adversely affecting fracture healing include: patient factors (smoking, diabetes, malnutriti...
Answer the questions to see explanations
Click T (True) or F (False) for each option