TOPIC: RANDOM MIX
According to the highly utilized Vancouver classification system for periprosthetic femoral fractures around a total hip arthroplasty, how is a Type B2 fracture definitively characterized?
A
The fracture is located well below the tip of the stem, and the stem is solidly fixed.
B
The fracture occurs strictly in the greater trochanter without stem involvement.
C
The fracture is around or just below the stem, the stem is loose, but there is adequate surrounding bone stock.
D
The fracture is around the stem, the stem is loose, and the surrounding bone stock is severely depleted.