Companion Animals

Dog Pyometra Emergency Welfare

Pyometra is a life-threatening uterine infection in intact female dogs that requires emergency surgery and is entirely preventable through spaying.

Key Facts

Pyometra affects approximately 25 percent of intact female dogs by age 10
Open pyometra causes purulent vaginal discharge; closed pyometra is more dangerous
Toxins from the infection cause systemic disease and kidney failure
Emergency ovariohysterectomy is curative in most cases if performed promptly
Spaying eliminates the risk of pyometra entirely

Welfare Considerations

Dogs with pyometra experience rapid systemic deterioration from sepsis including lethargy, excessive thirst, vomiting, and collapse. Closed pyometra is particularly dangerous because there are no external signs until the dog is critically ill. Surgical treatment saves lives, but spaying prevents the condition entirely.

What You Can Do

Spay female dogs not intended for breeding
Recognize early signs of pyometra including excessive drinking and vaginal discharge
Seek emergency veterinary care immediately if pyometra is suspected
Do not delay surgery waiting for the dog to stabilize without treatment
Support low-cost spay programs in underserved communities