For 30 cases of acetabular fractures, the fracture quantity of SSD and VRT was 158,169,while in X-ray plains,spiral CT and MPR was 133,169 and 169. Fracture detection rates of X-ray plains and SSD were 78.7% and 93.5%.

• 3 0例髋臼骨折 ；2DCT、MPR、VRT检查共发现了 169处骨折 ；X线发现 13 3处骨折 ；检出率是 78.；7%25。 SSD发现 15 8处；检出率 93