Urinary Tract / Kidney Stones (Calcium Phosphate) in Dogs
Calcium Phosphate Urolithiasis in Dogs
Urolithiasis is a condition in which stones (uroliths) are formed in the urinary tract. There are various types of these stones seen in dogs -- among them, those made from calcium phosphate. Also known as apatite uroliths, calcium phosphate stones are more often found the kidneys than the urinary bladder.
Symptoms and Types
The symptoms may vary depending on the location, size, and number of stones within the urinary tract. In fact, some dogs display no outwardly visible signs of the issue; it is only discovered later during a routine checkup, if at all. The following are some typical symptoms associated with calcium phosphate urolithiasis:
After completing a complete medical history of your animal, your veterinarian will perform a physical exam on the dog, including a blood chemical profile, a complete blood count, a urinalysis, and an electrolyte panel. Although the results of these tests may be normal, there are exceptions. In some dogs, the biochemistry profile may show abnormally high levels of calcium in the blood. In dogs with severe kidney damage or urinary tract blockage, high levels of waste products like urea may be found in the blood.
Biochemical changes related to underlying disease are also helpful in diagnosing the underlying disease or condition. Additionally, microscopic urine examination is useful in identifying the type of stone.
A medical condition in which the bladder is filled in full or in part with bladder stones.
An in-depth examination of the properties of urine; used to determine the presence or absence of illness
The product of protein being metabolized; can be found in blood or urine.
A tube found between the bladder and the outside of the body; used to assist in urination.
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