中文摘要：

鸡腺胃炎以鸡采食量下降、生长阻滞、腺胃肿大、拉料便等为主要特征．一旦发病治疗效果不明显，给养鸡业带来了极大的经济损失。该病病因复杂，众说纷纭，具体病因尚无定论。本文就其临床表现、流行特点、组织病理学变化及国内外有关该病主要病因学的研究进展进行阐述．为临床上防治该病提供理论依据。

英文摘要：

Proventriculitis is characterized by feed intake decline, stunted growth, enlarged proventriculus and so on. It will cause significant economic loss to poultry industry once chicken getthe disease, the etiology of this disease is complex. Public opinions are divergent, and specific etiology is still not clear. This article summarized the Clinical symptoms, epidemiology, pathologicalchanges and recent progress on etiology of proventriculitis.