Incidence of pathology in dogs prostate and its histomorphology

There have been examined prostatic glands from 69 pure breed and mixed breed dogs. That were three groups: I - 1-5 years, II - 6-10 years, III - 11 and elder. Histological, histochemical and cytological examination was performed. Index was evaluated of all prostate. Five prostate from dogs 1-5 years age had normal histological ffeature without increased index. Prostate from 4 dogs was atrophied. Prostate glands from 58 dogs was increased. In 61 glands were found various pathology: epithelial - cystic hyperplasia, intraepithelial neoplasia, fibrotic nodule, inflammation, extensive cysts, atrophy, carcinoma, squamous metaplasia. Commonly pathology in dogs prostate is epithelial hyperplasia, epithelial - cystic hyperplasia. This pathology was in group I - 72, II - 83, III - 93