The pyometry means the presence of the pus in the uterus. Once the pyometry occurs, it implies many faintnesses to the animal in addition to the factor of cost implied for the therapy also. Such a pyometry is completely prevented by spaying because in the case of spaying, you remove the ovaries and the uterus.
Spaying and to change dogs is strongly desired if you do not want to multiply the dogs and however, these activities must be carried out by the qualified veterinary surgeons specialized in the care and the management of familiar animal. The anaesthesia is required with surgical procedures due to carry out spaying and change.