My 7-year-old pitbull mix has a lump. Could this be cancer?

Thanks for using Petco Pet Education Center, formerly Petcoach! Being benign vs. malignant is more based on how it looks under the microscope. It can still be benign even if it is not very movable. This could be a benign or malignant growth. This is often differentiated by a test called a fine needle aspirate (FNA) which is a pain free, inexpensive and easy procedure which in most cases will help reach a diagnosis. Sometimes a biopsy is needed for a definitive diagnosis. I recommend that you have him evaluated by your veterinarian for further assessment and treatment. I am really hoping for something benign. Good luck and have a good night!

Thank you for providing a picture! This could be a cyst or a benign growth. Any suspicious lumps should be examined by the vet. The vet can perform a test called a fine needle aspirate on it. To do this, the vet sticks a small needle into the lump to get a sample of its cells, and examines the cells on a slide under a microscope. It's usually painless to the animal, and relatively quick to perform. Once the cause of the lump is diagnosed, the vet can discuss treatment options if needed. Give Rocket's vet a call to make him an appointment. Best of luck.

Hi Holly! Unfortunately yes, there is always a possibility this could be a testicular tumor, but it could either be a benign or a malignant tumor. The best thing to do is consult with your vet so that these lumps can be examined in person and diagnosed. Treatment for testicular tumors does involving neutering the dog, and that can be curative and often the only treatment needed. Make an appointment for Romo with the vet in the next day or two. Good luck, I hope this helps!

Without an exam or diagnostics, it is near impossible to say. It could be anything from local inflammation/infection to a benign or malignant mass. Given Ruckess' history, an exam with your veterinarian or veterinary oncologist would be recommended. A fine needle aspirate can be done to collect a sample for pathology.

Anytime a new mass is noticed, I always recommend having it evaluated to see what it is and if anything needs to be done about it. Unfortunately, we can't tell anything about a mass by just looking at it. Your vet can perform a simple test called a fine needle aspirate where they use a small needle to collect some cells from the mass, then look at them under the microscope. They may even need to send the cells to the lab for a pathologist to examine them, so we know what the mass is. If it is benign, you might not need to do anything about the mass at all, but if they see cells that worry them, they might recommend removing the mass. Since Asia's mass may be along her mammary glands, they may also recommend spaying her if her mass is affected by hormones. Good luck! I hope that was helpful and that Asia is fine. Thanks for using Petco Pet Education Center, formerly Petcoach.

Thanks for using Petco Pet Education Center, formerly Petcoach! Based on its appearance, this could be a benign or malignant mass. This is most of the time differentiated with a test called a fine needle aspirate which is easy, cheap and pain-free. Sometimes, a biopsy is required for a diagnosis. Have Panzer evaluated by your veterinarian to have this test performed to try to sort out what the diagnosis is so that the best course of action can be determined. Keeping my fingers crossed that it is something benign!

These are masses (tumors) that should be examined by your vet. Just by looking at them it is not possible to determine whether they are malignant or benign, but your vet can do a so-called FNA (Fine Needle Aspirate) where he takes a little bit of tissue of the growth with a very fine injection needle (usually does not hurt) and sends it to a laboratory to determine malignancy. Please make and appointment with your veterinarian for an exam.