Methods: Btypeultrasonography was used to examine 27 cases with gastrointestinal injury and perforation in an emergency.
方法：应用B型超声对27例胃肠损伤和消化道溃疡穿孔病例进行急诊检查。
2
To evaluate the diagnostic value and clinical signification of ultrasonographytypeB on the uremia.
目的： 探讨应用B型超声对尿毒症病因诊断价值及临床意义。
3
Objective: To discuss the relationships of the hepatic fibrosis stages, liver morphological changes with ultrasonography of typeb, and the peripheral blood cell counts in chronic hepatitis.