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胃肠道食物过敏症的特点为摄食后出现胃肠道症状,其基本发病机制为胃肠道内的免疫反应,也可能伴有消化道外症状,如皮肤或呼吸道反应.此病出现于儿童时一般分为以下三个临床类型.第一种类型,急速出现胃肠道症状,以呕吐为常见,其与摄食明显相关;第二种类型,症状出现伴有明显的胃肠道病理改变,但此改变与摄食后的慢反应关系尚未确定;第三种类型,具有各种难以确定的消化道症状,常伴随其它症状,但不伴随严重的消化道病理改变.这些症状的出现可能与
Gastrointestinal food allergy is characterized by gastrointestinal symptoms after ingestion, the basic pathogenesis of which is the gastrointestinal tract immune response, may also be associated with symptoms of the digestive tract, such as skin or respiratory reactions. The disease occurs in children generally Divided into the following three clinical types. The first type, the rapid onset of gastrointestinal symptoms, vomiting is common, which is significantly related with ingestion; the second type, the symptoms accompanied by significant gastrointestinal pathological changes, but The relationship between change and slow response after ingestion has not yet been established; the third type, with a variety of indeterminate gastrointestinal symptoms, often accompanied by other symptoms but not accompanied by severe digestive pathology, may be associated with