根据实时B型超声对不同类型腹膜后肿块图像分析，发现诊断腹膜后肿块的10种有价值的声像。
After studying cases of retroperitoneal mass by using real-time B-mode ultrasound scanner, the authors suggested 10 valuable image signs for the diagnosis of the disease.
目的观察视网膜脱离复位手术后硅油填充眼的B型超声声像图特征。
Objective To observe B-scan ultrasonographic features of eyes with silicone oil tamponade after retinal reattachment surgery.
方法62例戊型病毒性肝炎不同病期分别观察胆囊声像图，测量门静脉内径、脾脏厚度和脾静脉内径。
Methods Ultrasonography of gallbladder, diameter of the portal and splenic veins and thickness of the spleen were investigated in 62 cases of hepatic E viral hepatitis with different stages.
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