A Basset Hound laying on the ground, potentially suffering from bloat. dog bloat timeline

Bloat in Dogs: A Life-Threatening Emergency You Need to Know About 

Wondering why your dog's stomach is bloated? When a dog's stomach looks swollen or bloated, it can be alarming—and often is. Dog bloat, also known as gastric dilatation-volvulus (GDV), is a life-threatening condition that requires immediate veterinary attention.

But what exactly is bloat, and how quickly does it progress? Knowing the timeline, symptoms, and risk factors can make all the difference for your furry friend. Below, we compiled a guide that will help you understand GDV, its warning signs, potential risk factors, and why every second matters if your dog is suffering from this potentially fatal condition.

What is Bloat?

Bloat, or GDV, occurs when a dog's abdominal wall fills with gas, food, or fluid, causing it to expand. If left untreated, the stomach can twist (a condition called volvulus), cutting off blood flow and leading to death.

GDV is a medical emergency, and being informed can save your pet's life.

Symptoms

Recognizing dog bloat symptoms early can significantly increase your dog's chances of survival. Key symptoms include:

  • A visibly swollen or distended stomach. However, distension is not always visible on deep chested dogs, so lack of visible distension should not rule out bloat.
  • Restlessness or pacing, unable to get comfortable
  • Unproductive retching or vomiting (i.e. trying to vomit but nothing comes out)
  • Excessive drooling
  • Rapid breathing or difficulty breathing
  • Weakness or collapse

Symptoms Of Dog Bloat Infographic
If you notice any of these signs of bloat, it cannot be overstated enough—head to your closest emergency vet immediately.

Dog Bloat Timeline

Cases of bloat progresses rapidly, often within just a few hours. Here's a breakdown of what happens at each stage:

1. Onset of Symptoms

The first signs may seem mild. Your dog might appear uncomfortable or restless, with subtle bloating.

At this stage, the problem may still involve just gas or food in the stomach without twisting; but the clock is ticking.

2. Stomach Expansion

As the stomach continues to expand, pressure builds, affecting blood flow and placing strain on other organs.

This can cause pain, breathing difficulties and restrict the return of blood flow to the heart.

3. Twisting of Stomach

If the stomach twists, it cuts off circulation entirely, trapping gas and food contents inside.

This is an extremely dangerous stage where tissue begins to die due to a lack of oxygen, and your dog may go into shock.

4. Internal Damage

The longer vital organs are under stress or lacking blood supply, the higher likelihood of serious heart arrhythmias.

Or, the need for surgical removal of damaged parts of the stomach or complete removal of the spleen.

5. Emergency Response

Once you recognize the symptoms, you need to get your dog to an emergency vet immediately. Inform them of your dog’s condition and arrival time, so they can prepare as quickly as possible for rapid intervention.

Upon arriving at the hospital and diagnosing your dog for GDV, the emergency vet team will do the following:

  • Stabilize your dog: This involves intravenous fluids to address shock, pain management, and oxygen therapy.
  • Decompression: Then, the veterinarian will perform a gastric decompression procedure to release the tapped gas and alleviate stomach pressure.
  • Surgical Intervention: The veterinarian will perform emergency surgery to carefully untwist the stomach and perform a procedure called gastropexy (also known as “stomach tack”) to prevent the stomach from twisting in the future.

The average survival rate for dogs undergoing bloat surgery is around 70-80%, with some studies showing a higher success rate of up to 90%. That’s why immediate veterinary intervention is so important, as the likelihood of survival decreases the longer you wait.

6. Recovery Period

After surgery, your dog will need rest. The recovery period varies depending on the severity and timing of treatment.

Most dogs need intensive post-operative care, including monitoring and fluid therapy.

7. Long-term Management

After surgery, long-term management can include diet changes or feeding routine adjustments.

Risk Factors

Understanding the causes of bloat can help reduce your dog's risk. The following factors are often associated with GDV.

1. Breeds

Large, deep-chested breeds are more prone to GDV, including:

  • Great Danes
  • Saint Bernards
  • Weimaraners
  • Akitas
  • Basset Hounds
  • Newfoundlands
  • Irish Setters
  • Old English Sheepdogs
  • Great Pyrenees
  • German Shepherds
  • Rottweilers
  • Boxers
  • Standard Poodles
  • Doberman Pinschers

If you have a high-risk breed, consider discussing prophylactic gastropexy with your veterinarian. However, bloat can occur to any dog.

It’s important to get your dog emergency medical care if you notice symptoms consistent with bloat, regardless of their breed. 

2. Feeding

Believe it or not, how and what your dog eats matters. Rapid eating, consuming large meals, or eating right before intense exercise increases the risk.

Consider breaking up your dog's meals throughout the day into smaller portions, and/or getting them a slow feeding bowl.

3. Age and Genetics

According to a study conducted by the Purdue University School of Veterinary Medicine, first-degree relative of dogs that have had bloat have a 63 percent greater risk of developing bloat themselves.

Additionally, older dogs (those aged 7 or older) have a higher likelihood of developing the condition. This is largely due to changes in their digestive system or overall health. Identifying dogs with a genetic predisposition can aid in early prevention and monitoring.

4. Stress

Anxiety and stress can play a role in triggering bloat, especially in high-stress environments or situations. Chronic stress or separation anxiety can lead to gastrointestinal issues, making a dog more likely to develop bloat.

Reducing stressors in a dog’s life is an essential aspect of prevention. To lessen the chances of bloat, provide enriching activities to your dog such as treat puzzles, leash training, and socialization.

Every Second Counts in an Emergency

When it comes to dog bloat, timing is everything. The sooner your pet receives veterinary care, the better their chances are of survival If your dog's stomach is swollen or if you suspect GDV, do not wait. 

Stay prepared by knowing the emergency care options near you. If you have any questions about your dog’s condition, reach out to your closest Emergency Veterinary Care Center immediately for assistance—we’re here to help when every second matters.

Your dog’s well-being is priceless, and being informed can make all the difference. Save this guide and share it with fellow pet owners to spread awareness about the dangers of bloat and how to handle this emergency condition.

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At Emergency Veterinary Care Centers (EVCC), we know that pet emergencies are unpredictable and often stressful. That's why our team, with over 20 years of emergency and critical care experience, is ready to assist you and your pet in the toughest situations.