- Uterine abnormalities. Certain abnormalities in the structure or function of the uterus can make it difficult for a cat to carry a pregnancy to term. These abnormalities can include:
- Uterine adhesions: These are bands of scar tissue that can form in the uterus after a previous pregnancy or surgery. Adhesions can block the fallopian tubes or prevent the fertilized eggs from implanting properly.
- Uterine septa: These are walls of tissue that divide the uterus into two or more compartments. Septa can prevent the fertilized eggs from reaching the implantation site or can cause the uterus to contract prematurely.
- Uterine tumors: These can grow in the uterus and crowd out the developing embryos or interfere with their blood supply.
- Genetic factors. Some cats may be more likely to experience miscarriages due to genetic factors. This is especially true for certain breeds, such as Siamese and Burmese cats.
- Infectious diseases. Certain infections, such as feline leukemia virus (FeLV) and feline immunodeficiency virus (FIV), can cause miscarriages in cats.
- Nutritional deficiencies. A diet that is deficient in certain nutrients, such as protein, calcium, and vitamin A, can also lead to miscarriages.
- Environmental factors. Exposure to certain toxins, such as lead, mercury, and pesticides, can also cause miscarriages in cats.
- Age. Older cats are more likely to experience miscarriages than younger cats. This is because their reproductive organs are not as healthy and they are more likely to have other health problems that can contribute to miscarriage.
- Trauma. Physical trauma, such as being hit by a car or falling from a height, can also cause miscarriage.
If your cat is experiencing recurrent miscarriages, it is important to see a veterinarian to determine the cause. Your veterinarian will perform a physical examination and may recommend additional tests, such as an ultrasound or blood tests. Once the cause has been determined, your veterinarian will recommend the best course of treatment.
In some cases, miscarriages may be unavoidable. However, by following these tips, you can help to reduce the risk of miscarriage and give your cat the best chance of having a healthy pregnancy.