Multiple Myeloma (MM) is a cancer of plasma cells, which are specific types of B-lymphocytes (white blood cells) which produce antibodies as part of the body’s immune system. Multiple Myeloma is a relatively uncommon cancer and there is no gender or breed predilection in dogs. The average age...

Mammary tumors (breast cancers) are the most commonly diagnosed tumor in intact female dogs older than 7 years of age.  Male dogs can also develop mammary tumors, but rarely. Several breeds are prone to developing mammary cancer including Poodles, English Spaniels, English Setters, and Terriers...

Chronic Lymphocytic leukemia (CLL) is a condition in which mature (i.e., "normal looking") lymphocytes (a type of white blood cell) accumulate in the body (including in the bone marrow and spleen).  This results in elevated circulating lymphocyte counts on CBC blood tests. CLL typically occurs...

Primary lung tumors (cancer originating in the lung) are uncommon in dogs and account for less than 1% of all tumors. It is most common in older dogs, but no specific breed or sex is predisposed. They are almost always malignant (invasive with the potential to spread). What causes this cancer in do...

Acute leukemia is a systemic cancer characterized by the infiltration of immature lymphocytes or myelocytes (two types of white blood cells) in the bone marrow (and commonly in the liver and spleen as well). Patients with acute leukemia are typically quite ill due to their disease. Affected animals...

Localized histiocytic sarcoma,  disseminated histiocytic sarcoma and malignant histiocytosis are fairly rare tumors overall but occur with high incidence in Bernese Mountain dogs, Rottweilers, Flat Coated Retrievers, and Golden Retrievers. Histiocytic sarcomas are very aggressive tumors, and ca...

Dental problems in dogs and cats Dental problems are very common in dogs and cats. Scientific studies show that by the tender age of three, over 80% of dogs have significant dental disease that will benefit from professional treatment. Left untreated, the consequences of dental problems can go way...

The Facts Osteosarcoma a very common type of bone cancer in dogs, accounting for up to 85% of tumors that originate in the skeletal system. Although it is a disease more commonly seen in older giant breed dogs, it can affect dogs of any size or breed. The first signs of this disease may be lame...