Can A Hamster Survive With A Tumor? | What Vets Say

Caring for our hamsters’ health allows us to spend lots of time with them as possible. You may have spotted a strange bump on your pet hamster lately.

Toxic tumors are one of the greatest threats to our pet’s health, and if left untreated, they may do considerable harm. Can a hamster survive with a tumour?

Can A Hamster Survive With A Tumor

Many people wonder what to do if their hamster gets a tumor and how long it may survive with one.

Hamsters can usually live for a while with tumors. As their health deteriorates, they also get weaker and they die eventually.

Some hamster tumors, like benign tumors, may let the animal live, since these types of tumors do not interfere with the normal functioning of organs.

How Can Vets Diagnose Tumors In Hamsters?

First, a veterinarian must examine the pet to determine whether the tumors are malignant. If they see anything odd, they may test further. 

In this procedure, a needle is directed into the tumor to remove a tiny sample of cells. A microscope slide is then used to analyze this sample. 

A biopsy diagnoses cancer. During a biopsy, an anesthetized pet has a bigger tissue sample extracted.

During the biopsy, the whole tumor could be removed during the biopsy if it is tiny enough. The tissue sample is then examined by a veterinarian trained in this area.

Why Do Hamsters Get Tumors?

Why Do Hamsters Get Tumors

Tumors develop in hamsters because they occur in people, implying hamsters are also susceptible to tumor development. Reasons for this include:

Old Age

Cell division becomes a bigger challenge with age, which might speed up tumor development. As a result, older hamsters are much more prone to develop tumors than younger ones. This is a life reality you can not alter.

Poor Diet

A bad diet might negatively impact your pet’s overall health. Since cell proliferation is influenced by general health, this raises the likelihood of tumor formation in your pet, which may also be an issue for you.

Toxic Substances

Poisonous chemicals may create significant problems for your hamster, such as tumors, which are toxic growths. Keep your hamster away from things like paint and glue.

🐹 Read More: How Hamsters See the World | Know About Hamsters Eyesight

Hamster Tumor Symptoms

There will be some flesh on a lump, but it will be primarily hard. It feels like rigid tissue, not like skin or muscle. It is not painful but might push on nerves or blood vessels, hurting your hamster.

Hamsters Tumor Forms Huge Lump Under Skin

They may signal various health concerns than a tumor. Most prevalent are:

  • Hunger
  • Abnormal droppings: none, red, diarrhea (but not necessarily wet tail)
  • Dehydration
  • Low energy
  • Hiding frequently and not returning quickly
  • Weight increase or decrease despite consuming the same amount
  • Fur loss, generally in patches

Hamster Tumor Therapies

Tumors are often removed surgically. The tumor may be easily removed if it is located on the hamster’s leg or back.

Hamster Tumors Are Often Removed Surgically

First, the little hamster must survive anesthesia, surgery, and blood loss. Second, surgery on a tiny animal has substantial risks, which might involve euthanizing the hamster. If the tumor threatens the hamster’s life.

Putting down the hammer is not simple and should be carefully considered. If the tumor spreads and grows, it will consume the animal from the inside out. 

The vet may advise if the tumor is tiny, does not develop, is on the inside, and can not be extracted without putting the hamster in danger, the vet may advise.

Third, there is chemo. Chemotherapy is challenging, as individuals who have been through it can tell. Many people die. Imagine a weak hamster handling it.

Frequently Asked Questions

1. Will My Hamster Die From A Tumor?

Technically yes. Your hamster can die easily from a tumor. For hamsters with skin tumors, the median survival time was 350 days; for patients with reproductive system tumors, the median survival time was 120 days.

2. How Long Will My Hamster Last With A Tumor?

Depending on where the tumors are developing, how large they are, and how quickly they grow, it is difficult to tell. Your veterinarian can give you a more precise estimate, but a tumor that has gone too far usually only gives your hamster 2-3 months to live.

3. How Do You Shrink A Hamster Tumor?

Your hamster’s veterinarian may suggest chemotherapy or radiation treatment. Another treatment is ethanol ablation, administered to a tumor and induces the dehydration and death of tumor cells by destroying proteins.

4. What Causes Tumors In Dwarf Hamsters?

Tumor growth in hamsters is influenced by various variables, some of which are inherited genetically and others environmental. Thyroglobulin and adrenal tumors are two of the most prevalent forms of benign tumors.

5. Are Hamster Tumors Painful?

When hamsters develop tumors, they are, of course, is a significant deal of pain. They become unable to move and weak as a result of abdominal pain.


Now you know can a hamster survive with a tumor. Tumors are challenging to diagnose. Hamsters seldom become ill, but we need your care when we do.

You may reduce your hamster’s risk of developing a tumor. This tumor may kill your hamster.

Every 2 months, take your hamster to the vet. Clean and feed your hamster’s cage. Do not allow your hamster to play with harmful objects.

Lisa G

Meet Lisa G, the founder and author of With over 3 years of experience studying and observing various species of rodents. Lisa has established herself as a credible expert in the field. Her passion for these often-overlooked animals shines through in her in-depth articles and engaging writing style. Follow her blog to learn fascinating facts and gain a new appreciation for the furry creatures that share our world.

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