Hyperpigmentation is a darkening and thickening of the skin seen in dogs. appears as light-brown-to-black, velvety, rough areas of thickened, often hairless skin. eyes, ears, and the area between the anus and the external genital organs.
Dog Skin Problems. A dog with allergies may scratch relentlessly, and a peek at the skin often reveals an ugly rash. Superficial bacterial folliculitis is an infection that causes sores, bumps, and scabs on the skin.
Dogs have anal sacs on either side of the anus that fill with fluid produced by the turned to a thick, pasty brown fluid if the anal glands have been impacted.
Learn about the veterinary topic of Disorders of the Rectum and Anus in Dogs. Find specific details on this topic Disorders of Dogs · Tumors of the Skin in Dogs.
Results 1 - 10 I noticed this week that she has 2 dark brown/black spots on her anus. She is not scratching or showing any signs of itching or discomfort, but I'm.