目的　探讨CT扫描对眼眶炎性假瘤的诊断价值。方法　对 2 1例经临床、病理及手术证实的眼眶炎性假瘤作回顾性分析。结果　CT征象包括眼球突出、眼外肌增粗、眼环增厚、视神经增粗、眶内脂肪密度增高、泪腺肿大、合并鼻副窦炎等。结论　CT扫描对眼眶炎性病变的诊断有重要价值。 Objective To investigate the diagnostic value of CT scanning for orbital inflammatory pseudotumor. Methods Retrospective analysis of 21 cases of orbital inflammatory pseudotumor confirmed clinically, pathologically and surgically. Results CT signs include prominent eyes, thickening of extraocular muscles, eye ring thickening, optic nerve thickening, increased orbital fat density, lacrimal gland enlargement, combined with nasal sinusitis. Conclusion CT scan has important value in the diagnosis of orbital inflammatory lesions.