胃窗超聲造影在胃癌定量診斷中的應用研究.pdf

1、寧夏醫(yī)科大學碩士學位論文胃窗超聲造影在胃癌定量診斷中的應用研究姓名：崔亞申請學位級別：碩士專業(yè)：影像醫(yī)學與核醫(yī)學指導教師：葉秀芳20100401寧夏醫(yī)科大學碩士研究生論文 英文摘要 IIOral Ultrasonic Contrast Agent Applied in Quantitative Diagnosis of Ga

2、stric Carcinoma ABSTRACT Objective To investigate clinical value of oral ultrasonic contrast agent applied in quantitative diagnosis of gastric carcinoma. Methods 100 patients with gastric carcinoma (GC) proved by ga

3、stroscope underwent preoperative oral ultrasonic contrast agent ultrasonography and were enrolled in this study, all the patients had received the ultrasonographic examination a week before gastrectomy.On the day of insp

4、ection,the patient should be fasted，and then drank about 500-600ml oral ultrasonic contrast agent five minutes before received the ultrasonographic examination .After the outline of stomach was displayed ,then we found t

5、he part of lesions and observed it importantly. First determine the lesion site and then measure the range and the thickness, pathological lesions on line ends breaking mucosa, the maximum range for lesions in the mucosa

6、 uplift values within the scope of lesions and the deepest tumor invasion of stomach for maximum thickness lesions. Then in the lesion site observed under real-time dynamic changes, the hierarchical structure of stomach

7、ulcers mainly observed the existence, without interruption or thickening, with around. Choose the best 2d image analysis lesions infiltration depth. Then for stomach viscera and lymph nodes, observe whether scanning to i

8、nvade surrounding organs, distant metastasis, and lymph node metastasis. If found, observe the lymph morphological structure, size and number of records. Comprehensive information on all ultrasound TNM staging judgment l

9、esion.ultrasonographic examination comparatively with pathological diagnosis operation. Results The diagnostic coincidence rate of the eroded depth in the four stages, T1 to T4 was 50.0%, 73.3%, 83.0% and 76.9% respectiv