真菌性鼻窦炎的CT征象()
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
患者男,35岁,鼻腔分泌物多,流脓涕,鼻塞,头痛,面部局部压痛1个月余。体检:鼻腔分泌物多,鼻黏膜肿胀。CT表现如下图。
脊柱神经鞘瘤CT扫描时,下述哪种征象看不到:()
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