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Histopathology and Cytology of
Poultry Diseases By Ivan Dinev, DVM, PhD
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POULT ENTERITIS MORTALITY SYNDROME
Fig. 1. Poult enteritis mortality syndrome (PEMS) is an infective, transmissible multifactorial disease, affecting turkey poults at the age of 1–4 weeks. It is characterized with diarrhoea, dehydratation and increased mortality. Histologically, target cells are those of intestinal mucous coat epithelium. An acute enterotyphlitis with villous atrophy is present. H/E, Bar = 50 µm.
Fig. 2. Epithelial hyperplasia of glandular crypts (arrow) and subserous oedema (e). H/E, Bar = 35 µm.
Fig. 3. The intestinal lumen is filled with watery fluid and gas. Sometimes, glandular crypts are transformed into cystic cavities. H/E, Bar = 30 µm.
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