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Hyperosmolemic changes following experimental ethylene glycol intoxication in dogs
R A Green1, V V St Omer, R W Zumwalt
1College of Veterinary Medicine, University of Missouri, Columbia, MO 65201.
Veterinary Clinical Pathology
|January 1, 1978
Summary
Ethylene glycol poisoning in dogs causes high serum osmolality. Measuring serum osmolality helps diagnose this toxicosis early, improving treatment outcomes for poisoned pets.
Area of Science:
- Veterinary Toxicology
- Clinical Pathology
- Small Animal Internal Medicine
Background:
- Ethylene glycol toxicosis is a serious condition in dogs, often presenting with metabolic derangements.
- Accurate and timely diagnosis is crucial for effective treatment and improved prognosis in poisoned animals.
Purpose of the Study:
- To investigate the relationship between ethylene glycol ingestion and serum osmolality in dogs.
- To evaluate the utility of serum osmolality measurements in diagnosing ethylene glycol toxicosis.
Main Methods:
- Experimental induction of ethylene glycol toxicosis in a canine model.
- Measurement of serum osmolality.
- Calculation of serum osmolality and comparison with measured values; correlation with plasma ethylene glycol concentrations.
Main Results:
- Experimental ethylene glycol toxicosis resulted in a significant increase in serum osmolality.
- A strong correlation was established between measured serum osmolality and plasma ethylene glycol levels.
- The difference between measured and calculated osmolality effectively indicated ethylene glycol's contribution to hyperosmolality.
Conclusions:
- Ethylene glycol is the primary cause of hyperosmolality in dogs with experimental toxicosis.
- Osmometry is a valuable diagnostic tool for early identification of ethylene glycol intoxication in dogs.
- Early diagnosis via osmometry facilitates prompt and effective therapeutic intervention.