What causes a tumor on the spleen in a dog?

Statistically, approximately 60% of bleeding tumors of the spleen in dogs are due to malignant hemangiosarcoma ( 3, 4 ). The remaining 40% are benign hemangioma.

How many spleens have been found in dogs?

Seven of the spleens were from cats; three of which had mast cell tumors. One spleen was from a ferret and is included in the lymphoma category. All remaining splenic submissions (216) were from dogs. Approximately 46% of canine spleens had a neoplastic process, including a few benign neoplasms.

When do you know if your dog has a spleen mass?

In other cases, owners may have time to consider options when a mass is identified in the spleen incidentally during palpation or ultrasound. In either scenario, a percentage of splenic masses are malignant and are therefore associated with a poor long-term prognosis.

Can a dog survive a spleen cancer surgery?

The spleen is either partially or completely removed. Sadly though, less than 10% of the dogs survive more than a year after surgery. The reason is, by the time a dog is diagnosed and surgery is used to remove the tumor, the cancer will already have spread to other parts of the body.

Why do dogs get tumors on there spleen?

The causes of canine cancer are not fully known. The spleen tumor may be genetic, but may also be determined by the dog’s diet of his environment. A toxic environment may facilitate the occurrence of tumors in the dog.

What are the symptoms of spleen cancer in dogs?

Symptoms of dog spleen cancer are nonspecific; which means that diagnosis depends upon the location, type and status of the cancer. Common symptoms in affected dogs include abdominal pain, subnormal temperature, anorexia (appetite loss) and acute weakness.

Does my dog have a cancerous tumor?

As they age, many dogs get lumps, bumps and masses under their skin. Some of these dog tumors are benign, fatty growths that are completely harmless, but one in four dogs will receive a cancer diagnosis in their lifetime, and cancer is the second leading cause of death in older animals.

What are signs of ruptured spleen in dog?

Dogs suffering from ruptured spleen exhibit the following symptoms: Sudden collapse Lethargy and weakness Paleness in the mucous membranes (gums and lips line) Bloated abdominal cavity Problems breathing

What kind of cancer is found in the spleen?

Hemangiosarcoma, a tumor that originates from blood vessels, is a malignant tumor that commonly spreads to the liver, lungs, heart, brain, spinal cord, skin and muscles. Other less common malignant tumors that affect the spleen include lymphosarcoma, leiomyosarcoma, fibrosarcoma and mast cell tumors.

Can a German Shepherd have a spleen tumor?

Splenic tumors tend to affect older (8 to 10 years) German shepherds, golden retrievers, Labrador retrievers and poodles. Clinical signs of a splenic mass are commonly due to rupture of the mass and internal bleeding.

Can a golden retriever get spleen cancer?

Every dog breed can suffer spleen cancer, but the research shows that it most commonly affects German Shepherd Dogs ( 5, 6 ). Also, the results of the survey published by the GRCA (Golden Retriever Club of America) show that one in five Golden Retrievers has a chance to develop HSA in their lifetime.

What kind of tumor is a spleen in dogs?

Occasionally spleens grow masses. These are generally either benign or malignant tumors. In dogs, most splenic masses are either hemangiomas or hemangiosarcomas. What does the spleen do and what happens when it is removed?

What happens if you remove a spleen from a dog?

Unfortunately, dogs with cancerous splenic tumors do not do as well. Even if there is no obvious metastasis (spread of the tumor) to other organs at the time of surgery, cancerous splenic tumors almost always recur after the spleen is removed. The tumor can grow again in the liver or other sites in the abdomen.

Can a cancerous tumor grow after a spleen is removed?

Even if there is no obvious metastasis (spread of the tumor) to other organs at the time of surgery, cancerous splenic tumors almost always recur after the spleen is removed. The tumor can grow again in the liver or other sites in the abdomen.