Enhancement degree and characteristics in plain ct scan and arterial phase of enhancement were compared.
均行多层螺旋CT平扫及增强检查，比较平扫、增强动脉期的强化幅度及特征。
Methods: Comparative analysis of images between cranial plain CT scan and CTA for 30 cases of cerebrovascular disease.
方法：对30例脑血管病患者进行常规头颅CT平扫加CTA检查，并对其图像进行对比分析。
In plain CT scan, most of the tumors showed isodensity, 1 case showed high density, 1 case contained both solid and cystic components.
胰岛素瘤ct平扫：大多数表现为等密度，1例为高密度，1例为囊实性。增强扫描：实体部分均有强化。
The detecting rate of nodule notch sign on MPR in malignant nodule was 70%, which was of significant difference between MPR and plain CT scan.
恶性支气管血管连接在MPR的切迹征检出率为70 % ，与横断扫描之间有显著差异。
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。
Conclusion the abdominal plain CT scan is of unique value in diagnosing the early and delayed spleen injuries, while hemoperitoneum has great significance in it.
结论腹部CT平扫在诊断早期及延迟性脾脏损伤有其独特优势，而腹腔积血则在脾脏损伤诊断有重要的意义。
Enhanced and delayed ct scan not only showed what have been presented in the plain ct scans but also demonstrated 7 cases with external fistula of urine due to injury of collecting systems.
CT增强扫描和延时扫描不仅显示了平扫所见，而且还显示了肾脏收集系统损伤导致尿外渗7例。
Objective To assess the value of X-ray plain films and ct scan in the diagnosis of spinal burst fracture.
目的探讨X线平片及CT扫描在脊柱爆裂骨折诊断中的价值。
Fig. 1 CT plain scan showed a large round-like well-defined mass, with homogeneous density.
图1CT平扫：腹膜后巨大类圆形软组织肿块，边缘光滑，密度均匀。
Methods:8 cases with maxillary sinus aspergillosis were proformed by surgical speciment and histological examination. All were examinated by stand or sited position X-ray plain film and axial CT scan.
方法：经手术和病理诊断的上颌窦曲菌病8例，均照有站立或坐位平片和轴位CT扫描。
Methods 30 cases examined by radiography ct plain scan and spiral ct 3d reconstruction for pathological changes of jawbone and whole mouth.
方法30例牙与颌骨病变患者分别经口内牙片，口腔全景片，CT平扫及螺旋CT三维重建诊断。
Results: CT plain scan accurately demonstrated that most patients( 19/23) were found to be multiple niduses and most niduses of them(13/19) could be clearly recognized.
结果：CT平扫准确证实了多数病例（19/23）为多发性病灶且大多病灶（13/19）能被清楚辩认。
CT scanning methods included plain scan and contrast enhancement.
CT检查方法包括平扫及增强。
Methods CT plain scan and enhanced scan data of 78 cases acute pancreatitis proved by clinic were analyzed.
方法回顾性分析78例经临床证实的急性胰腺炎ct平扫和增强扫描资料。
Conclusion:MRI was superior to X-ray plain-film and CT, and mutually complementary with radionuclide bone scan in evaluating spinal metastatic tumour.
结论：MRI在评价脊柱转移瘤方面优于X线平片及CT并可与核素骨扫描相互印证补充。
All patients underwent 16-slice spiral CT plain scan and three phases enhancement scan.
所有患者均行16层螺旋CT平扫及增强三期扫描。
Methods: To analyze 1185 cases CT plain scan and observe the circs of high density sign of middle cerebra artery. Some cases were examined by TCD.
方法：对1185例头颅平扫片进行分析，观察大脑中动脉高密度征出现情况，并对部分病例行经颅多普勒(TCD)检查。
Methods: To analyze 1185 cases CT plain scan and observe the circs of high density sign of middle cerebra artery. Some cases were examined by TCD.
方法：对1185例头颅平扫片进行分析，观察大脑中动脉高密度征出现情况，并对部分病例行经颅多普勒(TCD)检查。
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