Abstract
Objective: To explore the clinical, imaging and pathological features of chordoid meningioma (CM). Methods: Retrospectively analysis the clinicopathologic features of 15 CM and review related literatures. Results: There was obvious female preponderance with male to female ratio of 4:11, the average age is 47.4 (15-71) years old. Mostly happens in the convex of frontal and parietal lobe, sphenoid ridge. Clinical symptoms including headache, blurred vision, weakness of limbs, facial paresthesia and slurred speech, and so on. Imaging mainly manifests the typical features of meningiomas, such as clear boundaries, dural tail sign and high-low mixed signs caused by mucus. Microscopically, in addition to the typical meningioma, there were different proportion of chordoid components (20%~100%), that was, tumor cells arrange to cords, mesh-like, false daisy-type groups or nest pattern in the
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