Vijayanand, VGokulakrishnan, MThirunavakkarasu, PSRajasundaram, RCTANUVAS2020-01-022020-01-022011http://krishikosh.egranth.ac.in/handle/1/5810139202TNV_NEV_2011_11(2)28Cystic Endometrial Hyperplasia is a disease if middle aged cycling bitches generally occurring 6-8 weeks after oestrus with a more common occurence in nulliparous bithces (Dow, 1958) influenced by the action of progesterone hormone progressing to pyometra resulting in infertility.enVeterinary ScienceArticle