摘 要：眼眶内球后由于脂肪的衬托，在CT上具有良好的密度对比，可清楚显示球后病变及其周围组织结构。相较MR而言，CT对骨质的破坏、病变的钙化及急性期血肿显示更佳，因此，CT在眼眶内球后病变的诊断中有很好的应用价值。本文对眶内球后肿瘤的临床及CT表现作一综述，旨在提高对该类疾病的认识。

    关键词：眶内球后肿瘤；计算机断层成像；综述

    Abstract：Because of the back support of corpus adiposum orbitae ，leading to a better comparison of density on CT，so as to make the the orbital retrobulbar neoplasmas and tissue clearly visible. In contrast to MR， CT have a better performance on the indication of bone destruction、calcification and acute hematoma ......