Abstract: Objective: To explore the CT manifestations and pathologic features of solitary fibrous tumor(SFT) so as to improve its diagnostic accuracy.Method: The clinical and CT signs and pathologic data of 3 patients with pathologically proved SFT were analyzed and the relative literatures were reviewed.Results: The patients with SFT were lacked of clinical symptoms or presented atypical symptoms due to the oppression of tumor.On CT images the lesion of three cases was large solid mass and the solid part of the mass was mild to apparent enhancement for two cases of the administration of contrast agent.SFT is the soft minors with well-defined margins and smooth contours.Conclusion: The value of CT diagnosis of SFT was limited.The diagnosis of SFT should be combined with history,clinical appearance.The final diagnosis of SFT was depended on the pathology and immunohistochemistry.