目的探讨内置水囊法超声诊断直肠和乙状结肠小肿瘤的价值。
Results Small tumors in the two colons appeared as hypoechoic masses under the cyst.
目的：比较前后鼻孔纱球填塞法与双管水囊前后鼻孔填塞法治疗严重鼻出血的疗效。
Objective: To evaluate and compare the curative effects between gauze roll packing and dual water bag packing of the anterior post nares in arresting epistaxis.
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