表 1.
CTA在头颈颌面部肿瘤缺损患者穿支定位中的价值
| CTA | 穿支 | 合计 | |
| (+) | (-) | ||
| (+) | 18 | 2 | 20 |
| (-) | 2 | 3 | 5 |
| 合计 | 20 | 5 | 25 |
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