Chicken coccidiosis is a ubiquitous disease caused by one or more of seven species of the apicomplexan genus Eimeria, causing considerable economic losses to the chicken industry.

• 鸡球虫病（Coccidiosis）是由艾美尔属（Eimeria）球虫引起鸡的一种重要肠道寄生性原虫病，分布十分广泛，给养鸡业造成巨大的经济损失。