Yes, dogs can develop gallstones, though many cause no signs and only need treatment when they block bile flow or inflame the gallbladder.
Gallstones in dogs are real, but they’re not as common as bladder stones or ear trouble, so many owners never hear about them until an ultrasound brings them up. That surprise can be jarring. One minute your dog has a belly scan for vomiting or raised liver values. Next minute the report says “choleliths,” which is the medical word for gallstones.
The good news is that a gallstone finding does not always mean a crisis. Many dogs have small stones that sit quietly in the gallbladder and never trigger pain, blockage, or illness. Trouble starts when a stone irritates the gallbladder wall, slows bile flow, or gets lodged where bile needs to pass. At that point, a dog can go from “seems a bit off” to clearly sick.
This article breaks down what gallstones are, what signs tend to show up, how vets confirm the problem, and what treatment can look like in real life. If you’re staring at bloodwork, an ultrasound note, or a new diagnosis, this will help you sort the calm stuff from the urgent stuff.
Gallstones In Dogs And What Vets Check First
A gallstone is a hard deposit that forms inside the gallbladder. The gallbladder stores bile, which helps with fat digestion and moves through ducts into the small intestine. When that flow stays smooth, a dog may never act sick. When the gallbladder or bile ducts get irritated or blocked, signs can pile up fast.
According to the MSD Veterinary Manual page on cholelithiasis in small animals, many gallstones in dogs are found by ultrasound and are clinically silent. That’s a huge point. A scan can spot a problem long before a dog looks miserable.
Can Dogs Have Gallstones? What That Diagnosis Means
When a vet says your dog has gallstones, they are not saying every stone needs surgery. They’re saying there are mineralized or pigmented stones in the gallbladder, and the next step is to decide whether those stones are just sitting there or already causing trouble.
That decision usually rests on three things:
- How your dog feels right now
- What bloodwork shows, especially liver and bile markers
- What the ultrasound says about the gallbladder, ducts, and nearby tissues
A bright, hungry dog with a small incidental stone may be managed in a far different way than a dog with vomiting, belly pain, yellow gums, and a distended gallbladder.
Signs That Fit Gallstones In A Dog
Gallstones can stay quiet for a long stretch. That’s one reason they can feel sneaky. When signs do appear, they often overlap with other liver, pancreas, or stomach troubles, so owners rarely spot gallstones on symptoms alone.
These are the signs vets tend to take seriously:
- Vomiting or repeated nausea
- Drop in appetite
- Low energy
- Belly pain, tense posture, or reluctance to be touched
- Fever
- Yellow tint to eyes, gums, or skin
- Bloated abdomen
- Pale stools or dark urine
If bile flow gets blocked, the dog may look sick in a much bigger way. Jaundice, pain, and worsening blood values can all point to that. Some dogs also have another gallbladder issue at the same time, such as inflammation or a mucocele, which is a thick buildup of mucus and bile inside the gallbladder.
The tricky bit is that these signs can look like pancreatitis, hepatitis, intestinal disease, or a bad stomach upset. That’s why the scan matters so much. It shows whether the gallbladder wall looks angry, whether sludge or stones are present, and whether the bile ducts are enlarged.
Why Gallstones Form In Dogs
There isn’t one neat cause that fits every dog. Gallstones may form when bile sits too long, gets infected, changes in composition, or moves poorly through the gallbladder. Some dogs have liver disease, gallbladder inflammation, or bile duct trouble that sets the stage for stone formation.
Breed, age, and overall health can shape the picture too. Middle-aged and older dogs show up more often in veterinary references. Small breeds may appear more often in case reports and hospital notes, though any dog can land on the list.
A dog with rising liver enzymes, repeated stomach upset, or a prior gallbladder issue may be more likely to get abdominal imaging, which also makes diagnosis more likely. In plain terms, more scans mean more stones get found.
| What Vets Look For | What It May Suggest | What Usually Comes Next |
|---|---|---|
| Gallstones seen on ultrasound, dog feels normal | Incidental finding with no active blockage | Monitoring, repeat bloodwork, repeat ultrasound if needed |
| Vomiting plus gallstones | Stone may be irritating the gallbladder, though another gut issue may also be present | Bloodwork, pain control, scan review, bile duct check |
| Yellow eyes or gums | Bile flow may be blocked or severely slowed | Urgent vet care and imaging |
| Raised liver values | Liver or biliary tract stress | Trend the numbers and match them with imaging |
| Thickened gallbladder wall | Inflammation, infection, or risk of worsening disease | Closer monitoring and targeted treatment |
| Dilated bile duct | Possible obstruction farther down the tract | Urgent review by a vet, sometimes surgical planning |
| Gallbladder sludge with stones | Sluggish bile movement | Medical care in selected cases, repeat imaging |
| Abdominal pain with fever | Inflammation, infection, or rupture risk | Same-day assessment |
How Vets Confirm The Problem
Ultrasound is the workhorse here. It can show stones, sludge, gallbladder wall changes, duct widening, and signs that point toward obstruction. Plain X-rays may miss stones that don’t contain enough mineral, so a normal X-ray does not clear the gallbladder.
Bloodwork fills in the rest of the story. A vet may check liver enzymes, bilirubin, white blood cell count, hydration status, clotting values, and pancreatic markers. In a dog that looks unwell, those pieces help sort mild disease from something that needs faster action.
When there is worry about blocked bile flow or surgery, referral may come into play. The American College of Veterinary Surgeons page on extrahepatic biliary tract obstruction notes that biliary surgery can carry a serious risk profile, which is why timing and case selection matter so much.
Treatment For Dogs With Gallstones
Treatment depends on symptoms, scan findings, and whether bile can still move. There isn’t one standard plan for every dog.
When Monitoring May Be Enough
If the stone is an incidental finding and your dog feels fine, a vet may choose watchful follow-up. That may include repeat bloodwork, a repeat scan, and a close eye on appetite, energy, stool color, and vomiting. This route makes sense when the gallbladder looks stable and there is no sign of blockage.
When Medication Enters The Plan
Some dogs are treated with liver or bile medications, anti-nausea drugs, pain relief, antibiotics if infection is suspected, and diet changes that fit the rest of the case. In selected dogs, vets may use ursodiol to improve bile flow. The VCA overview of ursodiol notes that it is used for liver disease and gallstones in pets.
Medication is not a magic eraser. It works best in dogs that are stable, not blocked, and still good candidates for medical care. If a stone is causing obstruction or the gallbladder looks close to rupture, pills alone won’t solve the whole problem.
When Surgery Is On The Table
Surgery enters the picture when the gallbladder is badly diseased, bile flow is blocked, the dog is going downhill, or there is worry about rupture. In many cases the procedure is a cholecystectomy, which means removal of the gallbladder. Dogs can live without a gallbladder, though the operation is not minor and recovery needs close veterinary follow-up.
The timing of surgery can shape outcome. A dog that goes to surgery before rupture or overwhelming infection often has a cleaner path than a dog that arrives in crisis.
| Situation | Common Approach | Why That Choice Fits |
|---|---|---|
| No signs, stable scan | Monitor and recheck | Many silent stones never trigger active illness |
| Mild stomach signs, no blockage | Medical care plus follow-up imaging | Gives the gallbladder a chance to settle while the case is tracked |
| Jaundice or duct obstruction | Urgent hospital care | Bile flow trouble can worsen fast |
| Gallbladder wall damage or rupture risk | Surgical removal | Stabilizes the dog and removes the source of leakage or blockage |
| Infection suspected | Antibiotics plus case-by-case planning | Inflamed biliary tissue can become far more dangerous when bacteria are involved |
When Gallstones Turn Into An Emergency
Call your vet the same day if your dog has vomiting that won’t quit, marked belly pain, yellow eyes or gums, collapse, a swollen abdomen, or a sharp drop in appetite with lethargy. Those signs don’t prove a stone is blocking bile, but they raise enough concern that waiting around is a bad bet.
The risk here is not just discomfort. A blocked biliary tract can damage the liver, trigger infection, stress the pancreas, and in severe cases lead to rupture or bile leaking into the abdomen. Once that happens, the case gets more serious and far more expensive in a hurry.
What Daily Life Looks Like After Diagnosis
If your dog has silent gallstones, daily life may stay pretty normal. The main job is observation. Watch appetite, stool color, energy, vomiting, and any sign of abdominal pain. Keep follow-up visits on schedule so blood values and scan findings can be compared over time instead of guessed at from memory.
If your dog needed hospital care or surgery, the recovery window can take patience. Meals may be smaller for a while. Activity may be restricted. Medications may stack up for a few weeks. Dogs that recover cleanly often get back to a good routine, though they still need rechecks to make sure the liver and biliary tract are settling the way they should.
So, can dogs have gallstones? Yes. The wider truth is that many dogs live with them quietly, while a smaller group needs fast treatment. The scan, the bloodwork, and the dog in front of the vet tell the story far better than the word “gallstones” on its own.
References & Sources
- MSD Veterinary Manual.“Cholelithiasis in Small Animals.”Explains what gallstones are in dogs and cats, notes that many are clinically silent, and outlines diagnosis and treatment.
- American College of Veterinary Surgeons (ACVS).“Extrahepatic Biliary Tract Obstruction.”Summarizes the risks tied to biliary obstruction and the stakes involved when surgery is needed.
- VCA Animal Hospitals.“Ursodiol.”Describes the veterinary use of ursodiol for liver disease and gallstones in pets.
Mo Maruf
I created WellFizz to bridge the gap between vague wellness advice and actionable solutions. My mission is simple: to decode the research and give you practical tools you can actually use.
Beyond the data, I am a passionate traveler. I believe that stepping away from the screen to explore new environments is essential for mental clarity and physical vitality.