Introduction

An association has been shown between green discolouration of the livers of turkey growers at slaughter and the occurrence of inflammatory lesions of bones and/or joints. The green discolouration is used to identify carcases that require closer inspection of the other tissues.

Signs

• None.

Post-mortem lesions

• Green discolouration of the liver at slaughter.

Diagnosis

Lesions. Gram-variable pleomorphic bacteria have been isolated from affected livers and bones.

Treatment

Not applicable - only identified at slaughter.

Prevention

Unknown.