Results:Location, size, shape, density, margin and peritumorous edema could be shown by plain CT scan and state of blood flow by enhance CT scan.
结果：平扫可显示肿瘤的发生部位、大小、形态、密度、边缘及瘤周水肿，增强扫描可显示病变的血运情况。
The following aspects were analysed according to the location, number, size, shape, margin and contour, intralesional structure and density, soft tissue mass, and hip joint change.
就病变的部位、数目、大小、形状、边缘轮廓、内部结构和密度、骨皮质、骨膜、软组织肿块以及髋关节改变等方面进行了分析。
Results Thymic hyperplasia (1 case) appeared as soft tissue density with a triangle shape margin in the region of thymus.
结果胸腺增生（1例）表现为胸腺区三角形软组织密度影，边界清楚；
On enhanced ct scanning the density of renal medulla increased, the margin of renal calyces became indistinct.
CT增强扫描肾髓质密度增高，肾小盏界限模糊。
Materials and method: 34 cases of lymphoma in nasal cavity were analyzed according to CT manifestations with regard to size, density, shape and margin of the tumor and bone changes.
材料和方法：回顾性分析34例鼻腔淋巴瘤的CT表现，对肿瘤范围、密度、形态边缘和骨质情况进行分析。
On PET/CT images, 19 positive lesions(100%)showed abnormal intense high metabolic region, 6 (31.6%)of them showed heterogeneous density and 5(26.3%)showed untidy margin.
CT图像见到肯定阳性病灶19 个（100%），表现为明显的异常高代谢病灶，其中6 个（31.6%）病灶内部密度不均匀，5 个（26.3%）显示边界模糊不清。
Conclusion:Lymphangioma are usually cystic, non-enhanced with thin wall, homogenous density and well-defined margin masses on imaging modalities.
结论：淋巴管瘤有较为典型的影像学表现：囊性，薄壁肿块，密度较均匀，边界较清楚；
The features of disease were irregular, heterogeneous density. almost of all accompanied with calcification. halo margin sereseen in 1 of 3.
泡型包虫病3例，呈不规则及不均匀密度影，所有病灶内均有钙化灶，其中1例病灶边缘有晕样改变区。
The features of disease were irregular, heterogeneous density. almost of all accompanied with calcification. halo margin sereseen in 1 of 3.
泡型包虫病3例，呈不规则及不均匀密度影，所有病灶内均有钙化灶，其中1例病灶边缘有晕样改变区。
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