This condition affects cats of all ages but is most common in middle-aged to older cats. These small tumors are dark blue, brown, or black and are usually located in the external ear canal. It is thought to be congenital or degenerative.

LSA is the most common cancer in cats. The feline leukemia virus is a type of blood cancer that affects the intestines and other lymphatic tissues in the abdominal area. Symptoms include loss of appetite, weight loss, vomiting, diarrhea, bloody stool, and constipation. Experts believe that the only way to get this cancer is by being exposed to the Feline Leukemia Virus, which, luckily, there is a vaccine available to help reduce risk.

The leading cause of a Myeloproliferative Tumor is feline leukemia, but it is also genetic and can be passed through reproduction. It affects cats recovering from Mycoplasma haemofelis infections or panleukopenia. This cancer affects bone marrow and blood. Symptoms include weakness, labored breathing, pale mucus, and loss of appetite. Although it is an incurable disease, there are effective drugs that can prolonged life expectancy.

This condition involves tumors arising from pigment-producing cells and can be benign or malignant. These tumors are not very common in cats, consisting of 3% of documented skin tumors. They are usually found around the neck and lower legs as solid lumps underneath the skin.

Squamous are the cells that form your pet's skin. These cells can develop cancer in areas lacking natural pigmentation, such as the oral cavity, lips, nose, eyelids, external ear, limbs, toes, and nails. It can also occur in areas of constant irritation or trauma. If it develops in the mouth, the symptoms are sores and bad breath. In addition, it can develop from exposure to secondhand smoke.

Mast cells are white blood cells that appear as skin nodules that are ulcerated or pigmented. They may be benign or malignant. They can be located anywhere on a cats' body and are most commonly diagnosed in Siamese cats.

Osteosarcoma is a malignant tumor that affects the bones, joints, and lungs. The tumors arise from the abnormal production of cells that create and break the bone. The bones of the legs are the most commonly affected, and symptoms can be swelling, lameness, coughing, and breathing difficulties.

Fibrosarcoma occurs in fibrous tissues beneath the skin. They are the second most common oral tumor in cats and can appear as solid, irregular masses. These tumors are invasive and should be detected and treated as soon as possible for the best results.