Abstract
Urinary bladder samples (83) were collected from male sheep directly after slaughter. Gross and histopathological examination were performed for detection of any pathological changes, the collected samples included various groups of lesions that been diagnosed including the Disturbances of cell metabolism represented by cloudy swelling , zinker necrosis, liquefactive necrosis and caseous necrosis at the percentage of 3.6%, 10.8%, 1.2% and 1.2% respectively. Cell growth disturbance were manifested by epithelial hyperplasia, Connective tissue hyperplasia and smooth muscle fibers atrophy At the percentage of 6%, 4.8% and 10.8%. Circulatory disturbances also observed mainly as hyperemia 24%, Petechial hemorrhage 2.4% and edema 1.2%. Acute cystitis was noticed at 6 % and Chronic cystitis as a Granulomatous reaction at 3.6% and as Ulcer 1.2%. Crystal deposition appeared at 2.4%, Dystrophic calcification 1.2% and cystocele at 7.2%. One sample showed Congenital deformities represented by an excessive appendix from bladder wall appeared at 1.2% from total collected samples.
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