By transnasal endoscope the leak sites were separately found in anterior cranial fossa, 3 cases; and in sphenoid sinus, 3 cases.
于鼻内镜下寻找漏出部位，发现位于颅前窝3例，位于蝶窦3例。
Contrast clearly demonstrates the extent of the lesion within the nasal cavity and invasion of the ethmoidal sinus and anterior cranial fossa (red arrow in Figure 4).
增强扫描清楚的显示病变在鼻腔内的延伸并且侵犯蝶窦和前颅窝（图4，红箭）。
Objective To explore how to select the ways of endovascular treatment for serious cranial venous sinus thrombosis, and how to use the thrombolytic, and to evaluate the curative effect and risk.
目的探讨重症颅内静脉窦血栓形成血管内治疗方法的选择、溶栓药物的使用及其疗效和安全性。
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