Background: Eosinophilic gastroenteritis (EG) is a rare, benign gastrointestinal disorder.As its clinical manifestation is unspecific, the misdiagnosis rate is high.

• 摘要背景：嗜酸细胞性胃肠炎(EG)是一种少见的良性消化道疾病，临床表现无特异性，误诊率较高。