CT diagnosis of posterior fossa tumor(analysis of 58 cases)
Abstract：Objective:To analyse and summarize the CT appearances of posterior fossa tumors and its differentiations. Methods:We retrospectively reviewed CT scans of 58 cases with occupied post - fossa lesions which had confirmed by operation and pathology. Results: 14 cases were acoustic neuromas, 10 cases were medulloblastomas, 7 cases were hemangioblastomas and 6 cases were meningiomas. The above tumors was 64.2 % in this group. Others were glioma, ependymoma, metastatic tumor, teratoma,hemangioma and cholesteatorna, CT scan can show the tumor's size,form,density and edge. It can help to diagnose quality of tumor by contrast- enhanced CT. Conclusion:CT scan has certain diagnostic value in showing occupied post- fossa lesion.
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Publication Date：2001-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：3( 42-44 )