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Table 1 Treatment recommendations in gradation with respect to the classification of the fracture

From: A new classification of TKA periprosthetic femur fractures considering the implant type

  I II III IV
A Locking plate, retrograde nail, (antegrade nail) Locking plate, retrograde nail, Locking plate, revision arthroplasty (constraint endoprosthesis, eventually distal femoral replacement) Revision arthroplasty (constraint endoprosthesis, eventually distal femoral replacement)
B Locking plate, antegrade nail Locking plate, revision arthroplasty (distal femoral replacement, eventually constraint endoprosthesis) revision arthroplasty (distal femoral replacement) revision arthroplasty (distal femoral replacement)
C Locking plate (polyaxial, attachment plates), revision arthroplasty (distal femoral replacement) Locking plate (polyaxial, attachment plates), revision arthroplasty (distal femoral replacement) revision arthroplasty (distal femoral replacement) revision arthroplasty (distal femoral replacement)
D Locking plate (polyaxial, attachment plates), revision arthroplasty (distal femoral replacement) revision arthroplasty (distal femoral replacement), Locking plate (polyaxial, attachment plates), revision arthroplasty (distal femoral replacement) revision arthroplasty (distal femoral replacement)