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Table 5 Radiographic characteristics of 56 primary total hip arthroplasty patients that were not revised at last follow-up

From: Long-term results of cemented total hip arthroplasty in patients younger than 30 years and the outcome of subsequent revisions

Radiographic characteristics  
Acetabular radiolucent lines 18
 Progressive 6
 Stable 12
Osteolysis 9
 Zone I 3
 Zone II 3
 Zone III 2
 Zone I + II 1
Socket migration -
Progressive tilting of the cup -
PAO’s 13
 Brooker class II 9
 Brooker class III 4
Polyethelyne wear > 2 mm 3
Femoral radiolucent lines 3
 Zone 7 1
 Zone 3 and 5 1
 6 out of 7 zones 1
Rounding off of the calcar 8
Cortical atrophy 2
 Zone 4 1
 Zone 7 1
Cortical hypertrophy 5
 Zone 3 1
 Zone 4 3
 Zone 5 1
Osteolysis of femoral component 7
 Zone 1 1
 Zone 4 1
 Zone 5 1
 Zone 7 1
 Zone 1 and 7 4
  1. Note: multiple radiographic characteristics per patient are possible.