4 signs your dog has an anal gland disorder | Happy Tails from Husse
Dogs have two small pouches on either side of leaking anus. They make a smelly, oily, brown fluid that dogs use to identify each other and mark their territory. Anal sac disease begins dogs an uncomfortable impaction and can progress to an infection or abscess. Normally, when a dog poops, the fluid in his anal sacs is squeezed out, too. The gland inside can become so dry and thick that it plugs up the openings.
One more step
This is called impaction. Thankfully, impacted sacs are easy to treat. The glands can be gently emptied, or expressed, with your fingers. You may have to do this regularly, and to dogs a trip, your vet can show you how. If your dog repeatedly has impactions, you vet may suggest adding more fiber to his diet.
This increases the size of his poop, anal puts more pressure on the sacs to empty naturally. Left untreated, the impaction will turn into an infection.
Look for yellow or bloody pus oozing from his sacs. This painful condition can cause your dog to act fearful or angry. Your vet will wash out the sacs and give your dog antibiotics.