Review Article
Treatment of Bone Losses in Revision Total Hip and Knee Arthroplasty Using Trabecular Metal: Current Literature
Table 1
The Paprosky classification.
| Defect type | Superior hip center migration | Ischial osteolysis | Kohler line | Teardrop |
| I | Minimal | None | Intact | Intact | IIA | Mild | Mild | Intact | Intact | IIB | Moderate | Mild | Intact | Intact | IIC | Mild | Mild | Disrupted | Moderate lysis | IIIA | Severe | Moderate | Intact | Moderate lysis | IIIB | Severe | Severe | Disrupted | Severe lysis |
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