Review Article
Imaging of Hip Pain: From Radiography to Cross-Sectional Imaging Techniques
Table 1
Measurements in adult hip.
| Measurement | Measure | Normal value |
| Acetabular depth ratio | Deepness of acetabulum | >250 | Center-edge angle | Coverage of acetabulum | 20–40 | Tönnis angle | Slope of the sourcil | 0–10° | Sharp angle | Acetabular slope | <45° | Crossing ratio | Percentage of acetabular walls crossing | <20% | Alpha angle | Degree of bulging of the femoral head-neck junction | Male > 68° Female > 50° | Femoral head-neck offset | Offset of the femoral head with regard to most prominent aspect of the femora neck | >10 mm | Offset percentage | Femoral head-neck offset related to femoral head diameter | >0.18 |
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