Results:The dural tail sign on Gd-DTPA-enhanced MRI was observed in 23(67.6%)of the 34 meningiomas(32 patients),which was present regardless of the tumor location or size.

• 结果：32例34个脑膜瘤病灶中有23个病灶（67.；6%25）显示脑膜尾征，且与肿瘤的大小与位置无关。