婴儿稀便筛查干预流程见图1。1询问病史和临床评估1.1稀便情况了解婴儿排便次数,大便性状,每次大便量,排便与进食的关系;大便是否带有黏液、脓血;如大便带血,是鲜红色还是暗红色。1.2伴随症状婴儿是否伴有烦躁哭闹、恶心或呕吐、发热,有无皮肤及呼吸道的过敏症状和体征(皮疹、发作性咳嗽等)。必要时进行大便常规及潜血试验检查。1.3喂养情况 Infant rash screening intervention process shown in Figure 1.1 Ask medical history and clinical evaluation 1.1 loose stool situation to understand the number of infant defecation, stool traits, stool volume, defecation and feeding relationship; stool with mucus, pus and blood; Stool bloody, is bright red or dark red. 1.2 accompanied by symptoms of infants with irritability crying, nausea or vomiting, fever, skin and respiratory allergies and signs and symptoms (rash, episodic cough, etc.). When necessary, stool routine and occult blood test. 1.3 feeding situation