The Diagnostic Value of MRI in Meningeal Carcinomatosis
- VernacularTitle:脑膜癌病的MRI诊断价值(附25例报告)
- Author:
Qunfeng TANG
;
Junkang SHEN
;
Yong LI
;
Minghui QIAN
- Publication Type:Journal Article
- Keywords:
brain;
meningeal carcinomatosis;
magnetic resonance imaging
- From:
Journal of Practical Radiology
1992;0(11):-
- CountryChina
- Language:Chinese
-
Abstract:
Objective To analyze the MRI manifestations of meningeal carcinomatosis, and to investigate the value of MRI in diagnosis of meningeal carcinomatosis.Methods The MRI data of 28 cases with proven meningeal carcinomatosis were reviewed retrospectively.Results 11, 8 and 25 cases were detected respectively on pre-contrast T 2WI and T 1WI of SE sequence , and post-contrast T 1WI.According to the manifestations of post-contrast MRI, meningeal carcinomatosis were divided into two types: dura-arachnoid enhancement(7 cases) and pia-subarachnoid space enhancement(18 cases) in accordance with the standard of Meltzer.Conclusion MRI, especially the post-contrast MRI is a reliable modality in diagnosis of meningeal carcinomatosis. Double dosage of contrast medium and thin slice thickness can provide more informations.
