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Also reported in: mmol/L
BUN (blood urea nitrogen) is a waste product filtered by the kidneys. Normal levels indicate adequate kidney function.
Low BUN in horses can occur with low-protein diets, liver insufficiency (reduced urea production), or over-hydration.
Discuss your horse's diet and liver function with your veterinarian.
Equine BUN: 7 mg/dL (Low)BUN (blood urea nitrogen) is a waste product filtered by the kidneys. Normal levels indicate adequate kidney function.
No action needed.
Equine BUN: 18 mg/dLHigh BUN in horses can indicate kidney disease, dehydration, gastrointestinal bleeding, or a high-protein diet. Kidney disease is relatively uncommon in horses compared to dogs and cats, but can occur with chronic kidney disease or acute kidney injury from NSAID toxicity.
Your veterinarian will check creatinine, An early kidney marker (SDMA), and urine specific gravity to assess kidney function and hydration status.
Equine BUN: 45 mg/dL (High)Upload your lab report and get your actual values interpreted in plain English — instantly, with no medical training required.