1.Analysis of available presurgical cone beam computed tomography (CBCT)-scans revealed the existence of an unknown bone-canal branching off from the bone-canal or groove of the anterior superior alveolar artery (asaa).
分析现有的手术前锥束计算机断层扫描(CBCT)显示，存在一个未知的骨管分支从骨管或槽前上牙槽动脉(asaa)。