Objective To descripte the B-scan ultrasound image characteristics of exudative senile macular degeneration(ESMD).
目的探讨渗出型老年性黄斑变性的B型超声图像特征。
An algorithm based on the anisotropic diffusion equation is presented to suppress the speckle noise of B-Scan ultrasound image.
提出了一种基于各向异性扩散方程的B超图像斑点噪声抑制的算法。
In the B-mode sector scan ultrasonic imaging system, the raw image is in polar coordinates, therefore, it is main tasks of image pre-processing to achieve image coordinate transform and interpolation.
在B型超声机械扇形扫描成像当中，原始图像信号是以极坐标的形式输出的，对图像进行实时坐标变换和漏点插补是图像预处理所要解决的主要问题。
Methods: the B scan ultrasound image characteristics of intraocular FB were analysed, the vitrectomy and the surgical removal of FB were performed in 48 patient.
方法：回顾分析48例(48眼)眼后段球内异物B型超声图像，并采用玻璃体切割术联合异物摘除。
RESULTS: Mainly 5 types of traumatic IOPMs were classified according to the B-scan ultrasound image characteristics, with the diagnosis accuracy rate 86.4%.
结果：根据B超图像特征区分5种主要的外伤性眼内膜性病变，与临床的符合率达86.4%。
Objective To study specific image features of wet-form AMD using B scan ultrasonography.
目的研究湿性老年性黄斑变性（AMD）的B型超声特征。
Objective To study specific image features of wet-form AMD using B scan ultrasonography.
目的研究湿性老年性黄斑变性（AMD）的B型超声特征。
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