What are some of the most common types of cancer in dogs?

Some of the most common types of cancer in dogs include lymphoma, hemangiosarcoma (a blood vessel cancer), soft tissue sarcomas (growths on the body), bone cancers, and various benign growths that can arise in older dogs, such as lipomas.

Dr. Michael Geist
Green Dog Veterinary Center

How does the age of dogs relate to cancer?

Cancer mostly arises in older dogs, with those over seven years old being more predisposed to developing cancer. Some breeds are more prone to cancer, such as golden retrievers, German shepherds, Rottweilers, and black-coated retrievers.

What are some of the signs or symptoms of cancer in dogs?

Signs and symptoms of cancer in dogs can be nonspecific. For certain types of cancers that manifest as growths, you might notice a growth on the body or in the mouth. Other cancers that may be hidden inside the abdominal or chest cavity can cause systemic illnesses, leading to symptoms such as cough, weakness, increased thirst, urination, vomiting, or diarrhea.

Why is early detection and diagnosis of cancer in dogs so important?

Early detection is crucial because many times, when cancer is finally diagnosed by a veterinarian, it is either in an advanced phase or aggressive, making treatment options more difficult. Detecting cancer early can lead to more successful treatment outcomes.

How will a veterinarian typically diagnose cancer in someone's pet?

Ultimately, cancer is diagnosed with a biopsy. Most of the time, a veterinarian will need a piece of the abnormal tissue to make a definitive diagnosis.

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