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Peer-reviewed veterinary case report

Dog with malignant hyperthermia after anesthesia treated with cooling

By Otto, K·Published in Tierarztliche Praxis·1992·Chirurgischen Tierklinik·View original on PubMed

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Original publication title: [Malignant hyperthermia as a complication of anesthesia in the dog].

Species:
dog
Movement & jointsDogs

Plain-English summary

A Labrador Retriever developed serious complications during anesthesia for a leg surgery, showing symptoms like high body temperature, rapid heart rate, and bluish skin. The vet quickly treated the dog by giving it pure oxygen, cooling its body with iced water, and providing intravenous fluids. These treatments helped lower the dog's temperature and stabilize its condition. Fortunately, the dog recovered without any further issues after the treatment.

People also search for: dog anesthesia complications · Labrador Retriever high temperature after surgery · malignant hyperthermia treatment in dogs

Abstract

A moderate malignant hyperthermia developed in a Labrador Retriever anaesthetized with isoflurane for a femoral shaft fracture repair. Signs of malignant hyperthermia included progressive increases in PETCO2 and rectal temperature up to 39.8 degrees C, tachycardia, cyanosis, and elevated serum levels of potassium, inorganic phosphorus, AST, CK and alkaline phosphatase. Treatment initiated in the early recovery period consisted of hyperventilation with 100% oxygen, stomach lavage with iced water, body surface cooling, and intravenous administration of cold isotonic saline solution. Cooling was continued until the rectal temperature had dropped to 37.3 degrees C. After treatment the dog recovered uneventfully. Clinical signs, pathophysiology, therapy, prevention of malignant hyperthermia and its association with other disorders are discussed.

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Original publication on PubMed: https://pubmed.ncbi.nlm.nih.gov/1440599/