What Causes Pyometra in Cats? Pyometra is caused by bacteria entering your cat's uterus. Normally, the cervix is closed, which helps prevent bacteria from getting into the uterus. However, when your ...
University of Illinois veterinary student Hannah Vander Ploeg (left) examining a female dog with Dr. Alyssa Baratta-Martin. University of Illinois veterinary student Hannah Vander Ploeg (left) ...