What causes warts on dogs?

Causes & Prevention of Warts in Dogs: Veterinarian reviewed information that explains the causes of dog Warts, including how they may be prevented. read more

Dog warts are caused by the canine oral papillomavirus, which is a different virus than the one that causes warts in humans. The canine oral papillomavirus is highly contagious between dogs and transmitted via direct contact with warts on an infected dog, or through direct contact with the virus in the infected dog’s environment. read more

Dogs with warts are contagious to other dogs, but not to other animals or people. Many different types of canine papillomaviruses have been identified and each type tends to cause a particular form of the disease (e.g., warts in and around the mouth versus warts affecting the feet). read more

Dog warts, or sebaceous gland cysts, are actually a type of benign skin mass that appears in dogs as they age, similar to the way that moles appear in humans. Other growths can also occur on a dog’s body. Some examples include skin tags, mast cell tumors, histiocytomas, hair follicle tumors, collagenous nevi and fibromas. read more