Introduction
- One of the most common poisonings.
- Highly palatable, drunk willingly, especially if no other water sources available.
- Signs : vomiting, ataxia, polydipsia.
- Treatment : ethanol, supportive fluid therapy, 4-methyl pyrazole.
- Cause : antifreeze poisoning.
- Diagnosis : signs, history, urinalysis, serum chemistry, commercial test kit.
- Prognosis : guarded if delayed presentation.
Diagnosis
Clinical signs
- Dehydration.
- Hypothermia.
- Tachycardia.
- Dyspnea/hyperventilation → respiratory and cardiac failure.
- Seizures.
- Coma.
Diagnosis
Differential diagnosis
Sequelae
Prognosis
- Usually poor as treatment often sought late.
- Fair if treatment begun within 12 h of ingestion.
Expected response to treatment
- Resolution of clinical signs.
- Improvement in renal output.
Reasons for treatment failure
- Treatment often sought late → poor prognosis.
Sources
Publications
Refereed papers
- Gaynor A R et al(1999) Acute Ethylene Glycol Intoxication. Part II. Diagnosis, Treatment, Prognosis and Prevention. Comp Contin Educ Pract Vet 21 (12), 1124-1133.
- Thrall M A et al(1998) Advances in therapy for antifreeze poisoning. Calif Vet 52 , 18-22.
- Murphy M J (1994) Toxin exposure in dogs and cats - drugs and household products. JAVMA 205 , 557-560.
- Crisp M S et al(1989) Peritoneal dialysis in dogs and cats - 27 cases (1976-1987). JAVMA 195 , 1262-1266.




