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Why does my cat bleed from the vulva?

If you have noticed that your cat is bleeding from the vulva it is totally understandable that you are worried, because this signal indicates that something is not going well and that, probably, you are facing a health problem.

Cystitis, uterine infections, trauma or tumors can be some of the causes that explain why your cat bleeds through the vulva, now, what should we do in these cases? The first step will be to go to a veterinary center immediately, because some of the pathologies that can cause this symptomatology may result deadly.

In this article we will talk about the causes of vulvar bleeding in cats, explaining the main reasons that explain why a cat bleeds, as well as the treatment to be applied. Everything you need to know next, but do not forget: Visiting a veterinarian is a must.

Do the cats bleed during the heat?

There are still many people who wonder if the cats have the rule, because they tend to compare the cycle with the bitches, which do bleed when they are in heat. Dogs and cats may be similar in some ways, but they are different species with big differences, and this is one of them.

The cats they do not bleed when they are in heat, therefore, if you have noticed that your cat stains with a brown or reddish liquid, or has blood when urinating, it is that you are facing a pathology. Next we will mention the main causes of vulvar bleeding in cats.


It consists of a inflammation of the bladder that can be caused by a urinary infection, caused by an excessive proliferation of bacteria, kidney diseases and even trauma, such as a blow.

When a cat experiences cystitis it is possible to observe abnormal behavior, such as restlessness and nervousness, especially at the time of using the sandbox. It is also likely that we hear her meow, which is her way of complaining about the discomfort caused by the disease. Likewise, in some cases we will observe that urine in an uncontrolled way, throughout the house, because it is unable to properly manage urination in the indicated place.

Usually, in a case of cystitis, we will see fresh blood present in the urine and the presence of bacteria in the microscope. This pathology usually has a good prognosis, since cystitis is easily treated with antibiotics that a veterinarian must prescribe.


It is an infection that consists of accumulation of pus inside the uterus. The pyramid in the cats is extremely dangerous and it can be lethal if it is not treated in time. It usually affects older cats of 8 years without castrating, or young cats that have received hormonal treatments to interrupt the heat.

The disease appears as a result of a b that the cat contracts in the phase of the heat in which it accepts the mount, because at this moment it is easier to cross the cervix and stay inside. There are two types of pyometra: closed, in which the pus is not expelled and the uterus can burst, producing a peritonitis; and the open, which, among other signs, is evidenced by bleeding with pus, dehydration, frequent urination and lethargy.

To diagnose this pathology are required ultrasound and blood samples and, to deal with it, we will proceed to carry out a intervention surgical and the administration of drugs, always prescribed by a veterinarian.


If your cat is pregnant and notes that you bleed from the vulva, you may be experiencing an abortion. Depending on the stage of pregnancy in which you are, the cat will run different levels of risk if you have an abortion.

When it occurs during first weeks of pregnancy, it is possible that it is due to the death of one of the puppies. In this stage in which the fetuses are still poorly formed, the body of most cats simply absorbs the tissue and the possibilities of complication are few.

If the abortion occurs in mid-gestation, it is likely that the mother and the rest of the puppy are in danger. In this phase, abortions can be spontaneous, due to trauma, a serious uterine infection or other reasons.

In both cases it will be essential to go to the veterinarian to carry out the necessary tests that guarantee the health status of the mother and the puppies that are still to come. Most likely, the specialist requests a ultrasound or an x-ray to evaluate the state of pregnancy.


When the time comes for the delivery of the cat it is normal for blood to be from the vulva. If you have followed the pregnancy, it will be easy to determine if it is close to the delivery date. Remember that it is possible that it occurs around the set days and, even, that one week goes ahead.

Before the delivery, the cat will not only bleed through the vulva, but also you will see it more restless, will look for a “nest” where to take shelter and expel some mucus, which is the mucous plug which indicates that the delivery has arrived.

Kidney stones

The presence of kidney stones is a very annoying health problem for cats. They produce pain when urinating and are very dangerous. One of the symptoms of his presence is the urine with blood, because a tiny calculation can be “stuck” in the urinary tract, this being what causes pain during urination.

The appearance of kidney stones has different causes, but one of the most frequent is feeding. A I think high in saturated fats and in flours will cause problems of this type, that is why it is so important to provide quality food to our cats.


They receive this name the blows that a cat can experience and that entail negative consequences for their organism. They can occur after a fight with another cat or after a fall and cause damage to some organ. When this happens, it is not uncommon for your cat to bleed through the vulva and even other parts of the body. In some cases you will find marks like bruises on the body, but not others.

The injuries are very dangerous, because they involve possible damage to the vital organs, as well as internal spills. If you suspect that your cat has received blows of this type, do not hesitate go to the vet immediately.


A tumor is the tissue growth abnormally in any part of the body. It is possible that it is in areas that affect renal, reproductive or urinary functioning and, in these cases, your cat will bleed for this reason. It is important to note that most tumors, whether benign or malignant, are not seen at first sight, so only a veterinary review, with the respective examinations, will help determine if this is the cause of the bleeding and the nature of the tumor .

What to do if your cat bleeds through the vulva?

Observe a abnormal bleeding As described, it may alarm you a lot, but remember to remain calm. Just notice that this happens go to your veterinarian without delay, because depending on the cause different treatments will be needed. In addition, some of the diseases that cause bleeding they can be lethal if they are not treated in time.

Also, remember that you should never self-medicate your cat Do not ignore your symptoms of illness or discomfort.

This article is merely informative, in .com we do not have the faculty to prescribe veterinary treatments or make any kind of diagnosis. We invite you to take your pet to the veterinarian in case of any type of condition or discomfort.

If you want to read more articles similar to Why does my cat bleed from the vulva?, we recommend that you enter in our section of reproductive system diseases.

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