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Why do dogs get fatty tumors? 3 Causes of Lipoma in dogs

Fatty tumors or fatty cell is mostly known as Lipomas. These tumors usually occur in the tissues around the body. The Lipomas are harmless but need proper attention. So why do dogs get fatty tumors?

In the article, we will let you know about all the possible aspects of a dog’s fatty tumors (Lipomas). You can use the table of content for smooth navigation.

What is Fatty tumors Lipoma in dogs?

Fatty tumors are soft, slow-growing swelling and sudden lumps on a dog under the skin. Lipomas are soft and easily movable fat cells and are not attached to the underlying body wall.

The lipoma is among the several types of skin tumors in dogs. Fatty tumors occur due to the collection of fat cells under the skin. 

The growing size of the fat tumor depends on how much fat the lipoma stores. They form lumps under the skin and sometimes become very big, almost the size of your dog’s head.

There are two other skin tumors like Mast cell tumors and soft tissue sarcomas, which act the same as lipomas. So your vet can easily identify the type of tumor your dog is suffering from.

Why do dogs get fatty tumors?

Fatty tumors are harmless and painless. The lipomas mainly occur in old age, Overweight dogs, and middle-aged dogs. This fat cell occurs in the body due to the fat storage in the lipoma.

A lipoma is generally a group of cells that multiply itself without normal control but cannot move through the body. They sustain themselves in one place and increases in size as the fat storage increase.

Fatty tumors are not destructive and harmless to other cells. However, they can have some health issues like press on internal organs, difficulty moving, and bad looks. 

Causes of Fatty tumors Lipoma in dogs:

The reason behind certain tumors is not properly except for Very few. How do you prevent fatty tumors in dogs? Below are some of the possible causes of fatty tumor lipoma in pets, which will be considered for prevention.

Poor diet: Diet that contains toxic ingredients and Carbohydrates, preservatives, and chemicals can cause a fatty tumor.

Medicines and drugs: Unnecessary, and certain drugs can cause lipomas in dogs. Avoid self-medication and give medicine with your vet suggestion only.

Use of pesticides or herbicides: The use of pesticides or herbicides in the area where your dogs have an approach is considered the cause of dogs’ fatty tumors. When these pesticides or herbicides are attached to your dog’s feet and skin and they ingest it by licking, your dog has a high risk of developing lipomas.

Wash your dog’s feet and skin when they walk or staying in that area. 

Diagnosing fatty tumors lumps in dogs:

Timely dignosing is most important to find out as the fat cells are lipoma or othe skin tumers.

Dignosing of the lipomas will be difficult because there are certain other types of lipomas like Mast cell tumors, hemangiopericytomas , perianal adenomas, basal cell tumors, fibrosarcomas, histiocytomas, squamous cell carcinomas, , and, melanomas. which are same like fatty tumors.

So a veterinarian will best diagnose the actual type of the tumor. Your veterinarian will do a complete physical examination of you dog, and will perform a series of tests. A sample from the tumor will be taken by a needle to reveal the type of tumor.

Types of skin tumors in dogs:

Treatment of fatty tumors lipoma in dogs:

Veterinarian take sample of the growing cells of the tumors and examines via microscope by the pathologist.  In some cases the sample of cells not confirm the case so Biopsy will perform. A tiny piece of the tumor is examined  by the microscope.

After succesfull diagnosing of lipomas in dogs. The only treatment of the fatty tumors lipoma will be done with surgery for the safe removal.

Which pets can develop fatty skin tumors?

predisposed to the skin tumors

Pets in majority suffer from the skin tumors. The ratio of skin tumors is so high in dogs and cats. Fatty tumors can be develop in every dog however some dogs and breeds are predisposed to the skin tumors.

  • Older age dogs
  • Obese dogs
  • Dogs with hypothyroidism
  • Doberman Pinschers
  • Shetland Sheepdogs
  • Labrador Retrievers

How to shrink canine fatty tumor?

Canine fatty tumors are harmless; however, it can cause some problems like movement, press on internal organs, and a bad look. Shrinking of fatty tumor in dogs and pets are consider the effective treatment for the problem.

CBD oil is one of the proven oil for shrink the fatty tumor lipoma in canines. CBD oil effectively enhances the tumor-shrinking mechanisms of radiation therapy.

Other options for the removal of the tumor are only surgery. 


Proper diagnosis and treatment for fatty tumors are essential to avoid any future complications. If you notice any abnormalities or changes in your dog, be sure to consult with a veterinarian as soon as possible. Early detection and treatment of fatty tumors can help keep your dog healthy and happy for years to come.

Have you ever noticed any lumps or bumps on your dog? What did you do about it? Let us know in the comments below!

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Should fatty tumors be removed from dogs?

Removal of the fatty tumors depends on the size and cause of discomfort. Generally majority of canine fatty tumors are harmless and no need of removal.

However if the lipoma became big in size it can cause problems like press on the internal organ, hinder in movement, discomfort and ugly look then the removal is a good idea.

The fatty tumors should be removed by a surgical procedure

When should I worry about fatty tumors in dog?

Fatty tumors are nor dangerous and harmful for your dog. However the thing about your need to worry for is other skin tumors that are much like lipomas.

These tumors  can harm your dogs, such tumors make it difficult to diagnose the fatty tumors in dogs. Contact your vet for the identification of the tumor type.

Can you drain a lipoma on a dog?

No, self medication is dangerous by any means. Don’t try to drain a lipoma on dog by your self. The removal of lipoma on a dog require a surgical process by a professional vet surgeon.

Draining the fat cells by your self can lead the lipoma to sever inflammation and possible to severe illness in the form of cancer.