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Symptom Guide

Signs Your Dog Has Bladder Stones

Straining, blood in the urine, frequent small puddles, and accidents: the signs a Talleyville dog may have bladder stones, and when it is urgent.

Published August 28, 2026 · 5 min read

Concerned Wilmington DE dog owner watching a terrier struggle to urinate in a backyard, a sign of bladder stones needing cystotomy

The signs owners notice first

Bladder stones hurt, and dogs are remarkably good at hiding pain. What owners in Talleyville tend to notice instead is a change in their dog’s bathroom routine.

  • Straining: taking noticeably longer, or squatting or lifting a leg repeatedly with little result
  • Frequent small puddles instead of one normal-sized one
  • Blood in the urine, sometimes only visible on snow, a light-colored driveway, or a white towel
  • Accidents indoors from a dog who has been reliably house-trained for years
  • Licking at the genital area more than usual
  • Whining, flinching, or obvious discomfort while urinating
  • Asking to go out again and again, especially overnight
  • Dribbling urine while lying down or walking

Any one of these alone can have several explanations, including a simple urinary infection. Two or three together in the same week deserve an appointment.

Veterinary surgeon reviewing a urinary tract radiograph during a diagnostic consultation

The one that is an emergency

A dog straining and producing no urine at all needs emergency treatment immediately.

A complete urethral obstruction means urine cannot leave the bladder. Pressure backs up into the kidneys, waste products build up in the bloodstream, and the situation becomes life-threatening within roughly a day.

This is more common in male dogs, because the male urethra narrows sharply as it passes through the os penis, and a stone that moved easily through the bladder neck can lodge there completely. Other red flags that come with obstruction are vomiting, lethargy, a swollen and painful lower belly, and a dog who keeps posturing to urinate while producing only drops.

Go to the nearest emergency veterinary hospital for decompression, then contact us about the surgery itself.

What causes stones to form

Urine is a solution, and like any solution it can only hold so much dissolved mineral. Once the concentration rises past that point, crystals form and gradually clump into stones.

Several things push concentration up: not drinking enough, urinary infections that change urine pH, diets that produce very concentrated urine, and individual metabolic differences that make some breeds far more prone than others. Small breeds such as schnauzers, Shih Tzus, bichons, and Yorkies are over-represented.

That is why prevention after surgery depends on two unglamorous measures, the right diet and plenty of water, rather than anything more sophisticated.

Why the stone type matters

Struvite stones are commonly linked to urinary infection, which makes the urine more alkaline and creates the conditions for them to form. They often dissolve over several weeks with a therapeutic diet plus treatment of the infection.

Calcium oxalate uroliths form in acidic urine, are more common in male dogs and certain small breeds, and do not dissolve on any diet. They need surgical removal.

You cannot tell which is which from the symptoms. Diagnosis needs urinalysis and imaging, and definitive identification comes from analyzing the stones once they are out.

What happens at the appointment

Urinalysis and culture identify infection, pH, and crystal type. Radiographs show most stones clearly. Ultrasound picks up the less radiopaque types and shows whether the bladder wall has thickened.

Veterinary nurse preparing a urine sample for urinalysis on a laboratory bench

Together, those tell the vet how many stones there are, how big, whether any have moved into the urethra, and whether dissolution is realistic or surgery is needed.

If surgery is the answer, bladder stone surgery through Talleyville Dog Surgery starts at $950 and is normally booked within days. If dissolution is a genuine option, we will tell you that instead. It is slower, it needs strict dietary discipline, and it does not work for every stone type, but it avoids an operation.

Either way, the sooner your dog is assessed, the fewer options get closed off by a stone lodging where it should not.

Guide FAQ

Questions owners ask

01Is straining to urinate an emergency?

If your dog is straining but still producing urine, call the same day. If your dog is straining and producing nothing at all, that is a true emergency. A complete urethral obstruction backs pressure into the kidneys and becomes life-threatening within about a day. Go to the nearest emergency hospital immediately.

02Can bladder stones dissolve without surgery?

Some can. Struvite stones often dissolve over several weeks with a therapeutic diet and treatment of any urinary infection. Calcium oxalate stones never dissolve and need surgical removal. Nobody can tell which type your dog has by looking, which is why diagnosis matters.

03How are bladder stones diagnosed?

Usually with urinalysis plus imaging. Urinalysis shows infection, pH, and the crystal types present. Radiographs show most stones clearly, and ultrasound picks up the less visible types and any thickening of the bladder wall. Together they show how many stones there are, how large, and where.

Still have questions about your dog?

Send us the details and we will come back with a straight answer, an honest price, and the soonest surgical date we can offer.

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Next Step

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