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Book Contents

Histopathology and Cytology of
Poultry Diseases
By Ivan Dinev, DVM, PhD


INFECTIOUS ENCEPHALOMYELITIS

Fig. 1. The histological lesions are
specific and have a diagnostic value.
A non-purulent encephalomyelitis
with noticeable perivascular clusters
are present. H/E, Bar = 25 µm.

Fig. 1. The histological lesions are specific and have a diagnostic value. A non-purulent encephalomyelitis with noticeable perivascular clusters are present. H/E, Bar = 25 µm.

 
Fig 2. & Fig 3. A particularly valuable
finding is the central chromatolysis of
neurons in the segments of the lumbosacral
spinal cord enlargement,
and less frequently, chromatopyknosis.
H/E, Bar = 25 µm.

Fig 2. & Fig 3. A particularly valuable finding is the central chromatolysis of neurons in the segments of the lumbosacral spinal cord enlargement, and less frequently, chromatopyknosis. H/E, Bar = 25 µm.

 

 
Fig. 4. Other important diagnostic
findings are the dense lymphoid aggregates
in the musculature of the
proventriculus and the gizzard, as
well as in the pancreatic interstitium
(arrow). H/E, Bar = 40 µm.

Fig. 4. Other important diagnostic findings are the dense lymphoid aggregates in the musculature of the proventriculus and the gizzard, as well as in the pancreatic interstitium (arrow). H/E, Bar = 40 µm.

 
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