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Signs Your Dog Might Need Anal Gland Removal Surgery

Signs Your Dog Might Need Anal Gland Removal Surgery

Anal Sacculectomy

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Owners

Learn the key signs your dog might need anal gland removal surgery. From scooting to recurring infections, know when it’s time to see your vet

By 

Sustainable Vet Group

Updated on

August 26, 2025

.

Signs Your Dog Might Need Anal Gland Removal Surgery

What Is Anal Gland Removal Surgery?

Anal gland removal surgery, also called anal sacculectomy, is a procedure where one or both anal sacs are surgically taken out. These small scent glands sit on either side of the anus and normally empty during bowel movements. When they become diseased, however, they can cause ongoing pain, swelling, and infection.

This surgery is usually considered a last resort, done only when medical management no longer works. Most veterinarians first try treatments such as manual expression, antibiotics, anti-inflammatory medications, or flushing of the glands.

Conditions that may require surgery include:

  • Repeated infections or impactions that keep returning.
  • Abscesses that rupture or cause severe pain.
  • Tumors, such as anal sac adenocarcinoma, which require early removal.

While not commonly needed, anal gland removal offers long-term relief and restores comfort in dogs with chronic or serious anal sac disease.

Common Signs of Anal Gland Problems

Anal gland problems usually cause irritation, discomfort, and noticeable behavioral changes in dogs. Since the anal sacs sit near the anus, any swelling or infection quickly becomes painful. Recognizing these signs early allows timely treatment and helps prevent worsening conditions.

Common signs you may see include:

  • Scooting or dragging on the floor – dogs often slide their bottoms to relieve pressure from full or infected glands. This is not just a quirky habit but a clear sign of discomfort.
  • Excessive licking or biting at the anus – dogs focus on the area because of pain, irritation, or discharge. Persistent licking often worsens inflammation and increases the risk of secondary infection.
  • Foul, fishy odor – impacted or infected glands release a strong smell that owners often notice even without close inspection. This odor is a major clue that the glands are not functioning normally.
  • Difficulty passing stool or avoiding sitting – swollen glands can block the passage of feces or cause sharp pain when pressure is applied, leading to straining or refusal to sit.
  • Swelling, redness, or tenderness around the anus – visible changes in this sensitive area often suggest abscesses or advanced disease that need immediate attention.

These signs may seem minor at first but usually worsen over time if ignored. Early veterinary care can reduce discomfort and, in many cases, prevent the need for surgery.

Red Flags That Suggest Surgery Might Be Needed

While many anal gland problems can be managed with medications, expression, or diet adjustments, certain warning signs show that surgery may be the only lasting solution. These red flags often point to severe disease or complications that threaten a dog’s comfort and health.

Major red flags include:

  • Discharge of pus or blood – this is often linked to abscess rupture or severe infection. It indicates that the disease has advanced and may not respond to conservative care.
  • Recurring infections or blockages – if a dog continues to suffer repeated impactions or infections despite diet changes and antibiotics, the glands themselves may be too damaged to save.
  • General distress and behavior changes – ongoing pain causes dogs to whine, hide, avoid exercise, or even refuse to defecate. Such behaviors signal that the problem affects overall well-being.
  • Fever or systemic illness – when infection spreads, it can cause fever, lethargy, or loss of appetite. This systemic involvement is dangerous and requires urgent veterinary care, often including surgery.

If these red flags are present, continuing with temporary treatments may only prolong suffering. Anal gland removal becomes the most humane and effective solution to restore quality of life.

Why Recurrence Matters in Anal Gland Disease

One of the strongest indicators that a dog might need anal gland surgery is recurrence. Occasional impactions can usually be managed, but when problems keep returning, it suggests that the glands are permanently diseased. Repeated infections not only cause discomfort but also increase the risk of serious complications.

Why recurrence is important:

  • Chronic impactions or abscesses – glands that repeatedly fill, block, or burst are structurally compromised and unlikely to heal with simple treatments.
  • Conservative care fails – antibiotics, flushing, or dietary fiber may ease symptoms briefly but rarely prevent long-term recurrence. Over time, these cycles leave dogs in constant discomfort.
  • Increased risk of complications – recurring infections can lead to fistulae, severe scarring, or even tumor development in some cases. Each episode adds to overall tissue damage.
  • Surgery offers permanent resolution – anal sacculectomy removes the problem entirely, preventing future infections and giving the dog lasting relief.

For dogs experiencing recurrence, quality of life often declines quickly. Instead of enduring painful episodes over and over, surgery provides a definitive cure, allowing them to return to normal activity without ongoing suffering.

Breeds and Risk Factors for Severe Anal Sac Issues

Not all dogs are equally prone to anal sac disease. Small breeds in particular are more likely to experience impaction, infection, or even tumor development. Understanding these risk factors helps owners make informed decisions about care and treatment.

Important factors include:

  • Breed predisposition – Cocker Spaniels, Beagles, Bulldogs, and Poodles are frequently affected. In many of these breeds, the anal sacs are smaller or positioned in a way that makes natural emptying less efficient. This structural difference explains why some dogs need repeated treatment while others never develop problems.
  • Allergies and inflammation – Dogs with food or environmental allergies often suffer from chronic itching and skin irritation. This inflammatory process extends to the anal sacs, making them more likely to swell, block, or become infected.
  • Skin disorders – Conditions like seborrhea or dermatitis create an environment where bacteria thrive. Since the anal sacs are connected to the skin surface, any chronic skin issue can worsen anal sac disease.
  • Digestive health – Dogs with soft stools or chronic diarrhea cannot empty their sacs naturally through normal defecation. Over time, this leads to thickened secretions, impaction, and secondary infection.

Recognizing these risks early is key. In predisposed breeds or dogs with ongoing allergy or skin issues, surgery may be considered sooner to prevent long-term suffering.

When to See a Vet Urgently

Anal sac problems often start with mild irritation, but some signs mean the situation is no longer manageable at home. Prompt veterinary attention in these cases prevents painful ruptures and serious infection.

Signs that require immediate veterinary care include:

  • Swelling that looks close to rupture – An anal sac abscess under the skin can swell quickly. If it bursts, the release is extremely painful and often leads to widespread infection in the surrounding tissue.
  • Fever and systemic illness – Signs such as lethargy, shivering, or refusing food suggest that infection has spread beyond the glands. At this point, it is no longer a localized problem but a risk to the dog’s overall health.
  • Severe pain and behavior changes – Dogs may whine, yelp when touched, hide, or become aggressive due to pain. These changes reflect significant disease and the need for professional treatment.
  • Repeated failure of home treatments – While manual expression can help in some cases, frequent attempts at home may worsen the condition. Forceful expression may injure delicate gland tissue and push bacteria deeper, increasing the risk of abscesses.

Seeking urgent care at the first sign of worsening illness not only prevents complications but also allows for earlier surgical planning if needed.

Making the Decision: Is Surgery Right for Your Dog?

Choosing anal gland removal surgery is not an easy decision. It involves weighing the risks of anesthesia and complications against the ongoing pain of recurrent disease. For many dogs, however, surgery is the only way to achieve long-term relief.

Key considerations in the decision include:

  • History of recurrence – A dog that experiences repeated infections or abscesses despite dietary changes, antibiotics, and manual expression is unlikely to improve with medical care alone. Surgery then becomes the most practical and compassionate option.
  • Breed predisposition – Small breeds prone to anal sac issues may require earlier surgical intervention, especially when flare-ups occur several times a year. Addressing the problem surgically spares them years of repeated pain.
  • Severity of current disease – Dogs with abscesses, ruptures, or tumors require more urgent intervention. Waiting too long can allow infection to spread or cancer to advance, reducing treatment success.
  • Risks versus benefits – While surgery carries risks such as temporary infection or, rarely, incontinence, these complications are far less common than the repeated distress caused by chronic disease. For most dogs, the relief and comfort gained far outweigh the potential downsides.

Veterinarians carefully assess medical history, breed, and severity before recommending surgery. For many chronic cases, anal sacculectomy is the definitive step toward restoring long-term quality of life.

Conclusion

Occasional scooting, licking, or a faint odor from the anal sacs may not always be a cause for alarm, but when these signs become persistent or keep returning, they point to a more serious problem. Chronic impactions, infections, or abscesses not only cause ongoing pain but also reduce a dog’s quality of life. In such cases, anal gland removal surgery can provide a permanent solution by eliminating the source of disease altogether.

Dogs that undergo this procedure usually recover well and return to normal activities without difficulty, as the glands are not essential for health. The key to success lies in timely recognition and veterinary consultation.

Early diagnosis and surgical planning allow better outcomes, smoother recovery, and less suffering. For many dogs, surgery is not just treatment—it is a path to lasting comfort and improved well-being.

FAQs

What are the first signs of anal gland problems in dogs?

The earliest signs include scooting or dragging the bottom, licking or biting at the anus, and a foul or fishy odor. Some dogs may also strain during defecation or show swelling around the anus. Recognizing these signs early allows for timely treatment and helps prevent the development of painful abscesses or recurring infections.

When do anal gland issues become serious enough for surgery?

Anal gland problems are considered serious when they recur often, do not respond to manual expression, diet changes, or antibiotics, or when abscesses and tumors develop. At this stage, medical management is no longer effective, and surgery is recommended as a permanent solution to stop repeated infections, relieve pain, and improve the dog’s quality of life.

Is scooting always a sign my dog needs anal gland removal?

No, occasional scooting may be due to temporary irritation, parasites, or mild impaction that can be treated without surgery. However, if scooting happens often, comes with odor, swelling, or pain, it may signal chronic disease. In such cases, veterinary evaluation is essential to determine whether surgery or other treatments are the best long-term option.

Which breeds are most at risk for anal gland disease?

Small breeds are more commonly affected, with Cocker Spaniels, Beagles, Bulldogs, Poodles, and Chihuahuas showing higher risk. These dogs often have structural or functional differences in their anal sacs, making impactions and infections more likely. Recognizing breed predisposition helps owners monitor symptoms closely and consider earlier intervention, including surgery, to avoid repeated painful episodes.

Can anal gland problems be managed without surgery?

Yes, many dogs improve with conservative care, including dietary fiber supplements, regular manual expression, gland flushing, and antibiotics for infections. These methods often provide relief but may only control symptoms temporarily. When problems keep returning despite medical treatment, surgery becomes the most effective long-term solution, offering lasting relief and preventing further painful complications.

How safe is anal gland removal surgery for dogs?

Anal gland removal, or anal sacculectomy, is considered a safe procedure when performed by an experienced veterinary surgeon. The risk of complications such as infection or incontinence is low, especially with the closed technique. Most dogs recover fully within weeks and go on to live normal, healthy lives free from recurring anal gland problems.

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