TL;DR: Violent full-body convulsions in cats are critical medical emergencies that require immediate veterinary intervention to prevent overheating and brain damage. Stay calm, keep your hands away from your cat's mouth, and transport them to an emergency clinic immediately.
What does it mean if my cat is experiencing violent full-body convulsions?
Violent full-body convulsions in cats are typically generalized seizures, often referred to as grand mal seizures. These occur when a sudden surge of abnormal electrical activity in the brain causes involuntary muscle contractions, loss of consciousness, and sometimes loss of bladder or bowel control. We understand how distressing it is to witness your pet in this state, but it is important to stay calm so you can assist them effectively.
Are violent convulsions in cats considered a medical emergency?
Yes, this is a high-level medical emergency. While a single, short seizure is a serious concern, violent or prolonged convulsions can lead to hyperthermia (overheating), brain damage, or respiratory distress. If your cat is currently seizing, take the following actions:
- Do not put your hands near their mouth, as they may bite involuntarily.
- Clear away any sharp objects or furniture they might hit.
- Transport them to the nearest emergency veterinary hospital immediately.
How can a video of the seizure help my veterinarian with a diagnosis?
If you are able to safely record a brief video of the event, it can be an invaluable tool for the veterinary team for several reasons:
- Seizures often conclude by the time you arrive at the clinic, making it difficult for the vet to see exactly what happened.
- A video allows the veterinarian to analyze the specific movements and duration of the event.
- It helps the vet differentiate between a true seizure and other conditions like fainting or vestibular episodes, which ensures a faster and more accurate diagnosis.
Clinical Context (Merck Veterinary Manual)
In cats experiencing violent full body convulsions, treatment should be instituted quickly, focusing on controlling seizures and preventing asphyxiation. Diazepam at 0.5-1 mg/kg, PO, bid, may be used in cats with uncontrolled seizures but warrants close monitoring due to the risk of fatal hepatic necrosis. Phenobarbital is the anticonvulsant of choice in cats, and if seizures are not well controlled, levetiracetam (10-20 mg/kg, PO, tid) can be added as an adjunct. KBr is not recommended in cats due to the risk of asthma.
Chapter: Emergency, Toxicology
Source: The Merck Veterinary Manual, 11th Edition (Page 3171)