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Histopathology and Cytology of
Poultry Diseases By Ivan Dinev, DVM, PhD
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SPIROCHAETOSIS
Fig. 1. Liver, hen. Well-demarcated coagulative necrosis (N) against the surrounding parenchyma. Marked peripheral reaction through inflammatory cell proliferate and hyperaemia. H/E, Bar = 50 µm.
Fig. 2. Reactive necrosis (N), liver, hen. Multiple eosinophilic granulocytes among the necrotic focus and perivascular inflammatory cell clusters. H/E, Bar = 35 µm.
Fig. 3. B. anserina, of a filiform helical shape, mucronate at the apexes (arrows) among the hepatic cells. Liver cross-section, Levaditi staining, Bar = 25 µm.
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