Anterior ethmoidal artery evaluation on coronal CT scans

Revista Brasileira de Otorrinolaringologia

Souza, Soraia Ale¹  Ajzen, Sergio¹  Gregório, Luís Carlos¹  UNIFESP¹  Souza, Marcia Maria Ale de¹  Universidade Federal de São Paulo¹ 

关键词: anatomy;    ethmoid sinus;    tomography.;   

DOI  :  10.1590/S0034-72992009000100016

学科分类：医学（综合）

来源: Associacao Brasileira de Otorrinolaringologia e Cirurgia Cervicofacial

【 摘 要 】

The anterior ethmoidal artery (AEA) is an important point for frontal and ethmoid sinuses surgery. CT scans can identify landmarks to help the surgeon find the AEA.AIM: To identify the landmarks of the AEA on the orbital medial wall and on the lateral wall of the olfactory fossa. and to correlate the presence of supraorbital ethmoidal cells with spotting the anterior ethmoidal artery canal.MATERIALS AND METHODS: Retrospective review of 198 direct coronal paranasal sinuses computed tomography (CT) scans from August to December, 2006.RESULTS: Supraorbital pneumatization was seen in 35% (70 scans). The AEA canal was seen in 41% (81 scans). The anterior ethmoidal sulcus was seen in 98% (194 scans) and the anterior ethmoidal foramen was seen in all the scans (100%).CONCLUSION: The anterior ethmoidal foramen and the anterior ethmoidal sulcus were anatomical landmarks present in almost 100% of the scans studied. There was a correlation between the presence of supraorbital pneumatization and AEA canal visualization.

【 授权许可】

Unknown