Pyometra is a life-threatening uterine infection in unspayed females - emergency surgery costs $1,500-$4,000. The uterus fills with pus and bacteria; rupture causes sepsis. It typically occurs 2-8 weeks after a heat cycle. Emergency spay surgery is the only treatment. Spaying before the first heat eliminates risk entirely.
Pyometra occurs when the uterus becomes infected, usually by E. coli bacteria. After each heat cycle, progesterone thickens the uterine lining and suppresses immune response - creating ideal conditions for bacterial growth. Risk increases with each heat cycle. Most common in middle-aged to older unspayed females, but can occur at any age. Risk increases with each heat cycle
Vaginal discharge - pus-like, bloody, or foul-smelling (in 'open' pyometra). In 'closed' pyometra, pus is trapped inside with no discharge. Increased thirst and urination. Lethargy, appetite loss, vomiting. Swollen, painful abdomen. Fever. Symptoms appear 2-8 weeks after the last heat cycle. Closed pyometra with no discharge is more dangerous
Abdominal ultrasound ($200-$400) shows the enlarged, fluid-filled uterus. Blood work ($100-$200) reveals elevated white blood cells and kidney function changes. X-rays ($150-$300) may show the enlarged uterus. Recent heat cycle history is an important clue. Average $300-$600
Emergency ovariohysterectomy (spay) removes the infected uterus and ovaries ($1,500-$4,000). Surgery is more complex than routine spay due to enlargement and fragility. IV fluids, antibiotics, and hospitalization for 1-3 days are standard. Prostaglandin treatment is attempted for breeding dogs but is riskier. Average $1,500-$4,000
Diagnosis + emergency surgery + hospitalization. A routine spay costs $200-$500 and prevents pyometra entirely.
All unspayed female dogs are at risk. Golden Retrievers, Rottweilers, Bernese Mountain Dogs, and Cavaliers have higher rates.
Post-surgery recovery takes 1-2 weeks. Most dogs feel dramatically better within 24-48 hours of surgery.
Spaying eliminates the risk completely. The earlier the spay, the lower the lifetime risk. Spaying is the best prevention.
02/04
Diagnosis + emergency surgery + hospitalization.
Most pet insurance policies cover pyometra diagnosis and emergency surgery as a standard illness. Standard 14-day illness waiting period applies. Emergency spay, hospitalization, medications, and follow-up care are typically covered.
Some insurers argue pyometra is preventable through elective spaying and may limit coverage. Others cover it fully. If you chose not to spay, verify your policy covers pyometra specifically - don't assume it's covered.
Emergency pyometra spay costs $1,500-$4,000. Elective spay costs $200-$500. Insurance covers emergency surgery but not elective spaying (preventive care). A $300 elective spay is far cheaper than a $3,000 emergency one.
Some policies exclude reproductive conditions in intact dogs. This could include pyometra. Read the exclusions list carefully if you plan to keep your female dog intact. Not all policies handle reproductive emergencies equally.
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