3D Printing in Orthopaedic Surgery — MCQs

Identify the marked structure in the given image.

A patient with metastatic breast cancer presents with pathological fracture of femur. What is the best fixation method?

The ideal synthetic material used for femoropopliteal bypass when autologous vein is unavailable is:

All of the following factors affect osseointegration EXCEPT:

In immediate denture, why is clear acrylic stent or surgical template given soon after extraction?

What is the most effective management strategy for hemarthrosis?

What does the given image show?

A surgeon experiences pin-site fracture during reference array fixation in computer-navigated TKA in an osteoporotic patient. Subsequently, three more cases develop similar complications. What systematic approach should be implemented to prevent this complication?

A tertiary care center is planning to implement computer-assisted surgery program for joint replacement. They have limited budget and expertise. Which factor should be prioritized when selecting a navigation system?

A study compares outcomes of computer-navigated versus conventional total knee arthroplasty. Navigation group shows 95% implants within 3 degrees of neutral mechanical axis versus 80% in conventional group (p<0.05). However, 5-year functional outcomes and survival rates are similar. What is the most appropriate interpretation?