Dog Prostate Disease in Intact Males

Prostate disease is extremely common in intact male dogs and can cause significant pain and urinary complications if not managed appropriately.

Key Facts

Over 80% of intact male dogs over 5 years old develop benign prostatic hyperplasia (BPH)
BPH causes constipation and urinary difficulty as the enlarged gland presses on rectum and urethra
Castration is curative for BPH and resolves the problem within weeks
Prostate infections (prostatitis) and abscesses can cause life-threatening sepsis
Prostatic cysts and paraprostatic cysts are common complications of BPH
Prostate cancer in dogs is not hormone-dependent - it occurs in both intact and neutered dogs
Prostatic squamous metaplasia occurs in dogs with estrogen-producing tumors
Annual rectal examination of intact dogs is recommended to monitor prostate health

Welfare Considerations

Male dogs with benign prostatic hyperplasia suffer from constipation and straining that can cause significant discomfort with every attempt to defecate. Prostatitis causes severe systemic illness including fever, pain, and reluctance to move. Prostatic abscesses are potentially fatal without surgical drainage. The suffering from these conditions is largely preventable through neutering, which eliminates BPH and dramatically reduces infection risk. Owners of intact male dogs need to understand these risks and monitor their dog's health proactively. The reluctance to neuter working dogs or breeding animals must be balanced against welfare considerations.

What You Can Do

Consider neutering intact male dogs to prevent benign prostatic hyperplasia
Have intact male dogs receive annual prostate examinations from age 5
Seek prompt veterinary care for intact male dogs with straining or discomfort
Monitor intact males for signs of systemic illness including fever and reluctance to move
Discuss medical management options with your vet if neutering is not planned