Seizures and Convulsions in Dogs

Status epilepticus can be defined as a continuous seizure lasting at least 5 minutes, or two or more discrete seizures without full recovery of consciousness between seizures lasting at least 5 minutes or more. Hense status epilepticus (ES) is a continual or persistent state of seizure.

Epilepsy has been categorize into different types accoding to the nature of seizures.

Epilepsy is used to describe recurrent or reoccurring seizures that originate from the brain

Idiopathic epilepsy describes a form of epilepsy that does not result in brain lesions or damage to the brain

Symptomatic epilepsy is used to describe primary epilepsy resulting in structural lesions or damage to the brain’s structure

Probably symptomatic epilepsy is used to describe suspected symptomatic epilepsy, where a patient has reoccurring seizures, but where no lesions or brain damage is apparent

Cluster seizure describes any situation where an animal has more than one seizure in consecutive 24-hour periods

Status epilepticus involves constant seizures, or activity involving brief periods where there is inactivity, but not complete relief from seizure activity.

Seizures have been differentiated into

focal seizure: which affects only a small part of the brain

Generalized seizur: which affects both sides of the brain.

Dogs can show signs of an impending seizure such as the dog will appear worried, stressed or frightened. It may seek owner's help and experience visual disturbances. Difficulty in controlling urination and bowel movements are also signs of nearby seizures.


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