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What causes a cat’s lower lip to be swollen?

Pet Knowledge
This article is provided by Veterinarian Dr. Ava Williams
Swelling of a cat's lower lip may be caused by mosquito bites, or may be caused by allergies, mouth injuries, irritation, eosinophilic granuloma, etc. First of all, if the cat only has swollen lips but no other abnormalities, the swelling may be caused by mosquito bites. The owner can use iodophor to disinfect the lips and then apply an oral anti-inflammatory ointment. Secondly, if the cat is accompanied by other symptoms, such as red and swollen skin, rashes, tears, hair loss, etc., it is recommended to go to the pet hospital for examination in time, and then receive symptomatic treatment according to the examination results.

1. Mosquito bites

Mosquitoes release formic acid after biting a cat, which will cause red and swollen lips. As long as the cat does not have other abnormalities, the owner does not need to worry too much. You can apply some swelling ointment to the cat. It usually returns to normal in 1-2 days.

2. Allergy

If the cat is exposed to certain allergens or eats certain foods by mistake, or is allergic to drugs due to recent medication, it will also cause edema on the lips. At the same time, cats may also have symptoms such as facial redness and swelling, vomiting, and skin rashes. It is recommended that owners take their cats to a pet hospital for desensitization injections.

3. Mouth injury

If the cat’s lips are injured or punctured by a foreign object, the lips will become inflamed, red and swollen. In this regard, the owner can carefully check the cat's mouth to see if there are wounds or foreign objects. If there are any, the foreign objects need to be removed in time, and then the affected area should be cleaned and disinfected, and anti-inflammatory ointment should be applied.

4. Getting internal heat

If a cat eats too much greasy, spicy, or salty food or snacks, it is easy to get internal heat, leading to red and swollen lips, and also symptoms of Abnormal symptoms include increased eye droppings, watery eyes, dry and hard stools, yellowish urine, red and swollen gums, odor in the mouth, and poor spirits. If the owner finds that the cat has these symptoms, he should let the cat drink more water and feed the cat some fire-reducing food or medicine. In daily life, owners should reduce their cats’ consumption of greasy and dry cat food.

5. Eosinophilic granuloma

Eosinophilic granuloma is a relatively common skin disease in cats. It is mainly caused by the hyperplasia of eosinophils in cats, which can make the cat’s lips Symptoms such as abnormal thickening, swelling, and hair loss appear at the edges. The general treatment method is to use anti-inflammatory drugs to control inflammation and use antibiotics at the same time.Drugs to prevent secondary infection of damaged areas. During the treatment period, you need to take medication on time and clean the cat’s mouth every day to prevent food from rotting and fermenting and aggravating the condition.