Table 2 Diagnosis and arthroscopic findings
From: Hip arthroscopy has good clinical outcomes in the treatment of osteoid osteoma of the acetabulum
| Â | Data |
|---|---|
Diagnosis | |
 OO of the acetabulum | 6 (100 %) |
 Cam impingement | 4 (66.7 %) |
 Pincer impingement | 1 (16.7 %) |
 Acetabular labral tear | 3 (50 %) |
 Osteoarthritis | 1 (16.7 %) |
Location of OO | |
 Zone 4 | 1 (16.7 %) |
 Zone 5 | 4 (66.7 %) |
 Zone 6 | 1 (16.7 %) |
Degree of femoral cartilage damages | |
 0 | 3 (50 %) |
 I | 1 (16.7 %) |
 II | 1 (16.7 %) |
 III | 0 |
 IV | 1 (16.7 %) |
Degree of acetabular cartilage damages | |
 0 | 2 (33.3 %) |
 I | 0 |
 II | 1 (16.7 %) |
 III | 3 (50 %) |
 IV | 0 |