癫痫术前评估是.ppt

癫痫手术病人术前评估 (preoperative evaluation for epilepsy surgery) Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 在我国有 万癫痫患者，约 万癫痫病人需要手术治疗,但是粗略估计每年进行癫痫手术的病人只有 例之间，近年有所增加。 癫痫外科治疗缺口 这说明外科治疗缺口相当大,需要我们努力，而癫痫外科手术的关键是术前评估。 1500~2000 900 80~100 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.  癫痫手术的目标: 最大程度地减少发作,争取最少的不良反应和改善生活质量。 完全切除致痫灶 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 1 癫痫外科手术的成功与否取决于能否完全切除致痫灶（即临床癫痫发作必需的皮层区）。2 致痫灶只是一个理论的概念，术后癫痫完全缓减才能说明致痫灶在手术切除范围之内 致痫灶在癫痫手术中的作用 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 3 到目前为止尚没有一种诊断方法可 以直接检出致痫灶。4 这要求我们能够准确定位致痫灶，而这有赖于完善的术前评估。 致痫灶在癫痫手术中的作用 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 癫痫外科术前评估 (即确定致痫灶）的发展史……. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.  用于定位致癫痫灶的五个皮层区  Symptomatogenic zone 产生症状区 Irritative zone 易激惹区 Seizure onset zone 发作起始区 The area of functional deficit 功能缺失区 Epileptogenic zone 致痫病灶 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 癫痫手术的目标  明确上述脑区及其相互关系, 从而而准确定位致痫灶，为手术提供依据。 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 致痫病灶 刺激区 功能缺失区 发作起始区 症状产生区 综合定位位致痫灶 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Sli