Anal sacs, or anal glands, carry some smelly fluid and occasionally need to be expressed, or emptied. Many dogs express them by themselves every time they poop the sacs are around a dogs anus but occasionally the sacs fill with fluid and your dog needs some help to release the fluid. Cherished companions animal clinic is a veterinary clinic in castle rock, colorado. Specializing in the care of cats and dogs, our goal is to help you and your pet feel more comfortable, keeping your stress to a minimum. This article is intended to provide general guidance on how to tell if your dog needs his anal glands expressed. anal glands, or anal sacs, are found on both sides of a dogs anus, just underneath his tail. This pair of small glands is filled with oily fluid that has a similar smell as the odor a skunk. If your dogs anal glands are all clogged up and in dire need of emptying, hell probably make it pretty obvious to you via his uncomfortable body language. Although the problem seems kind of embarrassing and weird, its actually pretty standard in canines. Treatment of anal sac disorders in dogs the veterinarian can go ahead and empty the anal sacs by gently using his finger to push up on the gland starting at the bottom to squeeze out the material. If the glands are infected, he will usually flush them out with saline or a softening solution to remove the hardened material. Generally speaking, its not necessary to empty a dogs anal glands because they usually empty by themselves. But there are occasions when they dont, and this will be very uncomfortable for your dog. Lets see how these glands should be emptied with a step by step explanation. Normally, when a dog poops, the fluid in his anal sacs is squeezed out, too. Its when they arent completely emptied that problems develop. The fluid inside can become so dry and thick that it plugs up the openings. 6 natural ways to ease your dogs anal sac distress does your dog have an itchy butt? Is your dog scooting across the floor? Anal gland or anal sac issues might be at play.