目的探讨鼻石的CT诊断价值。方法回顾性的分析8例鼻石患者的临床资料。结果患者主要的症状为鼻塞和流脓涕;HRCT扫描见6个病灶中心见低密度的核心,周围为均匀的高密度无机盐影,为本病较特征性影像学改变;HRCT同样可发现并发的鼻窦炎症和中隔偏曲或穿孔。结论HRCT有助于鼻石的诊断和鉴别诊断。 Objective To explore the value of CT in the diagnosis of nosolith. Methods Retrospective analysis of 8 cases of nasal patients clinical data. Results The main symptoms of patients were nasal obstruction and purulent nasal discharge. HRCT scans showed that the center of 6 lesions showed a low-density core surrounded by a uniform high-density inorganic salt film, which was characteristic of the disease. HRCT also found that concurrent Sinus inflammation and septal deviation or perforation. Conclusion HRCT is helpful for the diagnosis and differential diagnosis of nosoliths.