Methods The pig experimental models of pulmonary embolism and infarction were examined by X ray, ventilation perfusion scanning, helical CT, angiography.
方法以小型猪为肺栓塞、肺梗死实验动物模型，进行X线平片、核素灌注扫描、螺旋CT、血管造影检查。
Conclusion: CT and Helical CT scanning can show the CTfeatures for ovary cancer, and are helpful in improving the diagnostic level for ovary cancer.
结论：常规及螺旋CT扫描能显示卵巢癌的CT特征，对提高卵巢癌的诊断水平有帮助。
Objective To study the diagnostic value and reasonable use for ureteral calculus with helical ct scanning.
目的：探讨螺旋CT扫描对输尿管结石的诊断价值及合理应用。
Conclusions Hepatic helical dual phase ct scanning is an effective method in diagnosing and evaluating the elderly primary liver cancer.
结论螺旋CT肝双期扫描是诊断与评价老年人原发性肝癌的有效方法。
Methods: The hepatic dual phase helical ct scanning of 7 cases of pedunculated hepatocellular carcinoma were reviewed retrospectively.
方法：回顾性分析了7例外生性肝癌螺旋CT肝双期扫描的CT表现。
Conclusion helical ct dynamic three phases scanning can reflect the blood supplying and pathologic features of FNH, and, therefore, it is of great value in diagnosing and differentiating FNH.
结论螺旋CT动态三期扫描可以反映fnh的血供和病理特点，在诊断和鉴别诊断中起重要作用。
Methods Dual phase scanning of the liver in 98 patients with lesions was carried out with a helical CT scanner.
方法对98例肝内占位性病变的病人进行螺旋CT双期增强扫描。
Methods Multi-slice Helical CT scanning was performed in 46 patients with scapular fracture. scapular 3D image reconstruction was carried out.
方法对46例肩胛骨折患者进行多螺旋CT扫描，重建肩胛骨表面遮盖法（ SSD）图像。
Conclusion Dynamic bolus enhancement scanning with helical ct can display early enhancement of prostatic carcinoma in some patients, and, thus, increase the detection rate of the tumor.
结论螺旋CT团注动态增强能够显示部分前列腺癌的早期强化，可提高检出率及分辨率。
Conclusion Dynamic bolus enhancement scanning with helical ct can display early enhancement of prostatic carcinoma in some patients, and, thus, increase the detection rate of the tumor.
结论螺旋CT团注动态增强能够显示部分前列腺癌的早期强化，可提高检出率及分辨率。
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