Femoral neck stress fractures

1. What are the two types of femoral stress fractures? Which is more stable?
2. What is the presentation of a femoral stress fracture?
3. How long does it take for bone scan to turn positive after onset of symptoms?
4. What is the treatment for the two types of fracture?

Answers:
1. Compression and transverse fractures. Compression fx are more stable and occur at the inferior neck of the femur. Transverse fx is unstable and occurs in superior femur.
2. Groin pain worse with ADLs, pain with int/ext rotation.
3. 2-8 days.
4. Compression-type fracture should be treated with bed rest, then weightbearing with pain free. Transverse fractures should be treated with internal fixation.