近年来由于肠道细菌学及病毒学等方面的发展,使婴幼儿腹泻(以下简称腹泻)的临床研究取得了较大的进展。现分述如下: 一、病因学研究: 腹泻的原因繁多,一般以感染因素引起者多见。 (一) 肠道感染:各种病原如细菌、病 In recent years, due to the development of intestinal bacteriology and virology, the clinical research of infant diarrhea (hereinafter referred to as diarrhea) has made great progress. Now described as follows: First, etiology: diarrhea for many reasons, generally caused by infection more common. (A) Intestinal infection: a variety of pathogens such as bacteria, disease