面神经炎诊治新进展课件

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,面神经炎的诊治,何海兰,Evaluauon onr.,ch Asposeslides for NET 4o dient P,alveton o,Created with Aspose Slides for NET 4.0 dient Profilo,71,Copyright 2004-2017Aspose Pty L,面神经炎的诊治,1,定义,)面神经炎又称贝尔麻痹(Bellspalsy,是由于面神经急性非化脓性炎症所,致的周围性面神经麻痹,Evaluauon onr.,ch Asposeslides for NET 4o dient P,Evaluation only.,Created with Aspose Slides for NET 4.0 dient Profilo,71,Copyright 2004-2017Aspose Pty L,定义,2,按上瘫与核下瘫鉴别,大脑皮质运动区一皮质延髓束面神经核,面神经面部各肌,双侧皮质延髓束支配面上部各肌(额肌、皱眉肌、,侧皮质延髓束支配面下部各肌(颊肌、口轮匝,中枢性面瘫是病灶对侧下面部瘫痪(鼻唇沟变浅,口角下垂);周围性面瘫表现患侧上下面部瘫痪,Evaluauon onr.,ch Asposeslides for NET 4o dient P,Evaluation only.,Created with Aspose Slides for NET 4.0 dient Profilo,71,Copyright 2004-2017Aspose Pty L,按上瘫与核下瘫鉴别,3,面神经通路,面神经从桥脑尾端面神经核发出纤维先绕过展,神经核,向前下行于听神经处穿出。再穿过蛛,网膜下腔,在听神经上方进入内耳孔。以后经,丙听道及岩骨中狭长的骨性管腔(面神经管),下行,横过膝状神经节,最后由茎乳孔出颅腔,分布至面部表情肌,Evaluauon onr.,ch Asposeslides for NET 4o dient P,Evaluation only.,Created with Aspose Slides for NET 4.0 dient Profilo,71,Copyright 2004-2017Aspose Pty L,面神经通路,4,病因,未完全阐明,无论是缺血或炎症所引起的局部面,神经组织水肿,都会促使神经功,发生障碍而出现面瘫。,Evaluauon onr.,ch Asposeslides for NET 4o dient P,Evaluation only.,Created with Aspose Slides for NET 4.0 dient Profilo,71,Copyright 2004-2017Aspose Pty L,病因,5,局部营养神经的血管因受风寒发生痉挛,致该神经组织缺血、水肿、受压而致病,疠毒感染所致的面神经炎或风湿性面神经,炎都会产生面神经肿胀、受压、血液循环,障碍而致面神经麻痹,Evaluauon onr.,ch Asposeslides for NET 4o dient P,Evaluation only.,Created with Aspose Slides for NET 4.0 dient Profilo,71,Copyright 2004-2017Aspose Pty L,局部营养神经的血管因受风寒发生痉挛,6,病原,近年研宄发现面神经炎主要由病毒,感染所致。其绝大部分是由型单纯,疱疹病毒(Hs1)所致,此外,EB病,毒、腮腺炎病毒、风疹病毒也和面,神经炎的发病有关。,Evaluauon onr.,ch Asposeslides for NET 4o dient P,Evaluation only.,Created with Aspose Slides for NET 4.0 dient Profilo,71,Copyright 2004-2017Aspose Pty L,病原,7,病理变化,主要为面神经水胂,髓鞘或轴突有,不同程度的变性,以在茎乳孔和面,神经管内的部分尤为显著,Evaluauon onr.,ch Asposeslides for NET 4o dient P,Evaluation only.,Created with Aspose Slides for NET 4.0 dient Profilo,71,Copyright 2004-2017Aspose Pty L,病理变化,8,临床表现,面神经炎常为急性起病,9任何年龄均可发病,但以20-40岁最多见,o男性多于女性,Evaluauon onr.,ch Asposeslides for NET 4o dient P,Evaluation only.,Created with Aspose Slides for NET 4.0 dient Profilo,71,Copyright 2004-2017Aspose Pty L,临床表现,9,症状可手数小时或1-2天内达高峰,表现为一侧面部表情肌的完全性痴,如额纹消失,眼裂变大,闭目不紧,患侧鼻唇沟变浅,口角下垂,露齿,口角偏向对侧,鼓腮漏气,咀嚼无,力,Evaluauon onr.,ch Asposeslides for NET 4o dient P,Evaluation only.,Created with Aspose Slides for NET 4.0 dient Profilo,71,Copyright 2004-2017Aspose Pty L,症状可手数小时或1-2天内达高峰,10,面神经炎诊治新进展课件,11,面神经炎诊治新进展课件,12,面神经炎诊治新进展课件,13,面神经炎诊治新进展课件,14,面神经炎诊治新进展课件,15,面神经炎诊治新进展课件,16,面神经炎诊治新进展课件,17,面神经炎诊治新进展课件,18,面神经炎诊治新进展课件,19,面神经炎诊治新进展课件,20,面神经炎诊治新进展课件,21,面神经炎诊治新进展课件,22,面神经炎诊治新进展课件,23,