Objective To investigate the value of multi-slice spiral CT(MSCT) in diagnosis of laryngocarcinoma in early stage.Methods MSCT data of 28 patients with laryngocarcinoma confirmed pathologically were analyzed retrospectively.Images quality was evaluated and the results obtained with various windows and CT virtual laryngoscopy (CTVL) were compared.Results 20 cases(69%) could be displayed with conventional soft tissue windows,24(81%) could be demonstrated with lung windows and 27(93%) could be demonstrated with CTVL.Conclusion MSCT can effectively demonstrate laryngocarcinoma,and can be applied routinely in examination of laryngocarcinoma.
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