Characterization of blue-green blood leukocyte inclusions and accompanying clinical, hematologic, and serum biochemical changes in dogs.

Blue-green cytoplasmic inclusions uncommonly found in blood neutrophils ± monocytes of routine canine blood smears have stained and unstained properties of lipofuscin and suggest the presence of hepatocellular injury, often severe. Reporting these inclusions is recommended to guide clinical management.