近年来,在消化系疾病的某些急症方面,国外学者进行了许多研究,并获得一定的成绩。现将近年来几个常见急症的进展,扼要介绍于后。急性腹泻发病机制方面的进展晚近,有人认为根据腹泻的发病机制,急性腹泻可有下列几种主要类型。渗透性腹泻肠粘膜是—张半通透膜,水可经过该膜自由移动,使粘膜两边的渗透压阶梯消失,肠内容物保持等渗。如肠腔内有不能 In recent years, some emergency studies in the field of digestive diseases have been carried out by many foreign scholars and some achievements have been made. Now in recent years the progress of several common emergency, briefly introduced in the later. Progress in the pathogenesis of acute diarrhea Recently, some people think that according to the pathogenesis of diarrhea, acute diarrhea may have the following main types. Osmotic diarrhea intestinal mucosa is - Zhang semi-permeable membrane, water can move freely through the membrane, the osmotic pressure gradient on both sides of the mucosa disappeared, the contents of the intestine to maintain isotonicity. Such as the intestine can not