Cancer is common in dogs & it’s the cause for half of all deaths in dogs aged more than ten years. This disease occurs in all parts of the body like gastrointestinal tract which includes stomach and bowels, skin, urinary tract covering bladder & kidney, nervous system, breast, blood and bones. The aim here for us will be to provide as much information as possible about various types of cancers and their symptoms so that you can take steps at the right time and get your dog for treatment.

Common Tumors Seen in Dogs
We will now look at some of the most common type of tumors which are found in dogs:

1. Lymphoma: This kind of cancer affects dog’s digestive functioning and the symptoms include lethargy, diarrhea and vomiting. The cancer affects liver causing yellow tinge to appear on the skin as well as in gums. If the cancer affects chest then it results in breathing difficulty and coughs.

2. Mammary Gland Tumors: It is seen that female dogs in the higher age group are more prone to getting this type of tumor and also those which have not been spayed. As much as fifty percent of tumors occurring in dogs are these tumors. The common symptom is development of lump in breast tissues.

3. Abdominal Tumors: It is difficult to find early symptoms of these tumors. However, some of the things to keep watch of would be weight loss, pale gums, vomiting, continuous diarrhea, enlargement of the abdomen and weakness.

4. Testicular Tumors: These tumors are most prevalent in intact male dogs. Symptoms of cancer in dogs with this kind of tumor are enlargement of one of the testicles, lack of appetite, loss of weight and weakness.

Types of Cancers and Their Symptoms

In this section we will go through some of the types and symptoms of cancer in dogs at initial as well as advanced stages of the disease.

Liver cancer: There are two types of liver cancer found in dogs, one is called primary which refers to liver tumor and the other is metastatic where tumor grows from other organs in the body. The symptoms manifest only in the advanced stage in this type of cancer and include things like blood stools, anemia, vomiting, frequent urination, weight loss, lethargy and increased thirst.

Bone cancer: Osteosarcoma or bone cancer is seen to occur in jaw, legs, spine, ribs and skull. During early stages symptoms of cancer in dogs are swelling in that section with pain. But with progression of the disease severe pain starts and makes the dog lame in cancers such as bone cancer.

Lungs cancer: This type of cancer is caused by environmental pollutants and also by spread of malignant cells present in other sections of the body. Symptoms include chronic cough, breathing difficulty, blood in cough, weight loss, fever and fatigue.

Stomach cancer: This kind of cancer occurrence is much lesser compared to other types of cancers and is found to occur more in male dogs. Some common symptoms are problems in bowel movement, weight loss, inactiveness, rapid breathing, scratching, vomiting and body pain.

Prostate cancer: The symptoms of this type of cancer are prostate gland enlargement, pain while urinating, swelling in abdomen, fatigue and frequent urination.

A Final Note
Finally we would like to say that if you find a lump that seems to be growing, sores that do not heal, changes in bowel movement, problem in defecating and urinating, unknown bleeding from body parts, appetite loss, loss of weight, breathing problems, lameness, offensive odor and problems in swallowing then these will indicate that your dog has problems and you need to consult a veterinarian. A proper diagnosis using different methods such as blood as well as urine test, x-ray, ultrasound checkup, CAT or MRI, cytology and surgical biopsy will result in better treatment and faster cure.