Cat Lips – 7 Possible Reasons When They Are Swollen

Cat Lips

Do you know what causes cat lips to swell? If not, then this blog post is for you. In this post, we will discuss seven possible reasons why your cat’s lips might be swollen.

We will provide information on each reason, and we will also provide tips on how to treat the swelling. So, without further ado, let’s get started!

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Why Are Your Cat Lips Swollen?

Cat Lips


Allergies and pets go hand in hand. A cat can have an allergy to anything and everything, from food allergies to environmental allergens. If your cat has swollen lips, it may be due to the ingestion of a substance that is causing allergic reactions within its body. This could occur even if you have not been feeding your pet any unusual foods or given it any new medications.

Allergies can be extremely frustrating and uncomfortable for your cat. The good news is that there are many treatments available to help alleviate the symptoms, including swollen lips. Treatment will depend on the cause of the allergy, so it is important to work with your veterinarian to determine the best course of action.

Dental Problems

Dental problems are one of the most common reasons why cat lips might be swollen. If your cat is having difficulty eating or drinking, has bad breath, or is drooling more than usual, she may have a dental problem. Dental disease can cause pain and inflammation in the mouth, which can lead to swelling of the lips.

Some of the other signs you can look for are broken or yellowed teeth, bleeding gums, and pus around the teeth. If you notice any of these symptoms in your kitty, visit a vet immediately.

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It is important to note that swollen lips occur because of an underlying problem in cats such as dental disease and should not be considered normal. Swollen lips are usually accompanied by other symptoms that can help identify the underlying problem.

Insect Bites

Cat Lips

Insect bites can be a real annoyance. They often cause swelling and redness in the area around the bite. In some cases, they can also lead to an infection. There are a number of different insects that can bite humans, including mosquitoes, spiders, ticks, and fleas.

Each type of insect bite causes different symptoms. Some of the most common symptoms of insect bites include swelling, redness, pain, itching, and a rash. In some cases, an insect bite can also lead to an infection.

If the cat is bitten by a mosquito, you may notice that the area around the bite is swollen and red. Mosquitoes often leave behind a small, red bump. The bite may also itch and be painful.

If the cat is bitten by a tick, you may notice that the area around the lips looks swollen and red. The cat may be licking its paws or scratching at the face if it is uncomfortable as a result of fleas in your home.

If you think your cat has been bitten by an insect, it is important to take them to the veterinarian for a check-up. The veterinarian will be able to determine whether or not the bite has caused an infection. They may also prescribe antihistamines or other medications to relieve symptoms.

It is important to keep the area around the bite clean and dry. You can also apply a cold compress to help reduce swelling and inflammation. If you are experiencing severe symptoms, such as a high fever or vomiting, you should seek medical attention immediately.

Feline acne

Feline acne is the accumulation of oil and dirt on your cat’s chin. The most common places to find feline acne are on the chin, but it can also occur anywhere on their face. It is commonly found in cats who eat wet food as they sometimes drip food onto their chins while eating.

When a cat has feline acne, its chin will look swollen and red. They may also have blackheads or whiteheads on their chin. In severe cases, the cat’s chin can become infected and pus will form. If your cat has feline acne, you should take them to the veterinarian so they can prescribe an antibiotic if necessary.

Cancer and Tumors

Tumors are not always malignant, for example, lipomas. These are very common in cats and are benign tumors of fat cells that can grow anywhere on the body but most commonly appear around the neck, shoulders, or chest. 

They often look like small peas under the skin but they can be larger than this too. Lipomas occur in older cats but can also happen when a cat is young. They are quite slow-growing and may be soft, firm, or even hard to touch depending on how many fat cells they contain.

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In terms of lip swallowing in cats, tumors are not the most common reason, but they can occur. Some tumors, such as oral melanomas, may be so large that they affect the shape of your cat’s mouth and make it difficult for him to eat and drink normally.


Cat Lips

One of the most common reasons why cat lips can become swollen is because of an injury. If your cat has been in a fight with another animal, or if they have somehow injured themselves, their lips may swell as a result. 

This is particularly common if your cat has bitten their lower lip, as this will cause bruising and swelling. If your cat’s lips have swelled as a result of an injury, it is important to take them to the vet so that they can be treated. In some cases, surgery may be necessary in order to repair any damage that has been done.

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If you are unsure whether or not your cat’s swollen lips are due to an injury, there are a few things that you can look for. If your cat’s lips are swollen on only one side, this is often a sign of an injury. 

Additionally, if your cat has any other symptoms such as bruising around the mouth or difficulty eating or drinking, then it is likely that their swollen lips are due to an injury. If you are at all concerned that your cat may have injured themselves, it is important to take them to the vet for a check-up.

Excessive Licking

One reason could be that your cat has been licking its lips too much. When cats lick their lips excessively, it can cause the skin to become dry and cracked. This can lead to the lips becoming swollen and irritated.

Some common reasons why cats lick their lips include: they’re hungry and looking for food, they want attention from you or other people around them. 

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Another reason might be that your cat has a buildup of saliva in its mouth due to some health problems like diabetes mellitus (DM). Cats who suffer from this condition tend to produce a lot of salivae and they might end up licking their lips constantly to try and get rid of the excess saliva.

If you’re concerned that your cat might be suffering from diabetes mellitus, please take it to the vet for a check-up. Early diagnosis is key in managing this condition!

Final Words

So there you have it, seven possible reasons why your cat’s lips might be swollen. While some of these causes are relatively minor and easily remedied, others can be more serious. If your cat’s lip swelling doesn’t improve or seems to be getting worse, take him or her to the veterinarian for a proper diagnosis. 

Do you know of any other reasons why a cat’s lips might swell up? Let us know in the comments below!