Official Journal of the Italian Society of Orthopaedics and Traumatology
Table 5 Loosened cups
Case no. | Time until radiological loosening (months) | Oblong cup | Bone defect | Revision surgery | Postoperative acetabular abduction angle (°) | Postoperative horizontal distance (mm) | Postoperative vertical distance (mm) | Postoperative CPFH–AFHC distance (mm) | True acetabular region (postoperative) |
|---|---|---|---|---|---|---|---|---|---|
3 | 12 | BOFOR | 3A | No | 50 | 30 | 20 | 10 | Inside |
12 | 24 | BOFOR | 3A | No | 70 | 30 | 10 | 3 | Inside |
13 | 12 | BOFOR | 2C | No | 80 | 35 | 35 | 20 | Inside |
14 | 36 | BOFOR | 2C | No | 45 | 35 | 10 | 15 | Outside |
15 | 24 | BOFOR | 2B | No | 50 | 35 | 20 | 2 | Inside |
22 | 36 | BOFOR | 2B | No | 40 | 30 | 20 | 2 | Inside |
23 | 36 | BOFOR | 3A | No | 50 | 35 | 20 | 5 | Inside |
24 | 24 | BOFOR | 2B | No | 40 | 25 | 25 | 0 | Inside |
25 | 12 | BOFOR | 2C | Yes | 45 | 30 | 20 | 2 | Inside |
29 | 18 | LOR | 3A | Yes | 70 | 5 | 5 | 25 | Outside |
30 | 12 | LOR | 2B | No | 40 | 30 | 20 | 0 | Inside |
31 | 72 | LOR | 3A | Yes | 70 | 35 | 40 | 20 | Inside |
38 | 36 | LOR | 3B | No | 40 | 25 | 35 | 15 | Inside |