Abstract
The aim of this study is to diagnose the etiologic agents of egg peritonitis. Sixty one chicks affected with egg peritonitis were examined clinically, pathologically, microbiologically and serologically. The results showed swelling of abdomen redding of skin, and abduction of legs. Necropsy showed peritonitis with presence of blood stained or caseated material.
The results of serology ( ELISA ) was negative for infectious bronchitis, Mycoplasma, Influenza and egg drop syndrome.
The microbiological examination revealed the presence of Proteus vulgaris (3 cases) (4.91%), Staphylococcus aureus (9 cases) (14.75%), Escherichia coli (48 cases) (78.68%) and Acinetobacter calcoaceticus (one case) (1.63%).The results of sensitivity test has been discussed.