Canine Cancer: 8 Warning Signs Of Tumors In Dogs

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Although it usually afflicts older dogs, cancer can strike dogs of any age, and any breed – though some types of dogs are more susceptible than others, warns Christine McLaughlin for Dogtime. Canine cancer is treatable, however, with surgery, radiation, chemotherapy, and immunotherapy, but it is important to detect it as early as possible. Watching for warning signs of cancer is the key to successful recovery from the disease, cautions Melissa Smith of Petful. Here’s how to spot it before it’s too late.

Abnormal Lumps Or Swelling

Most lumps you detect on your dog are probably benign. However, if you run your hands over your dog and detect any raised area that wasn’t there before, have a vet check it out to be sure it’s harmless.


Every dog has her down days, but if your dog is inactive or moody day after day, the problem may be illness-related. Cancer exacts a heavy toll on the system, and may reveal itself by making your pet exhausted.

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