All Topics  
Epilepsy in animals

 

   Email Print
   Bookmark   Link






 

Epilepsy in animals



 
 
Epilepsy can occur in animals other than humans (see main article Epilepsy
Epilepsy

Epilepsy is a common chronic neurological disorder characterized by recurrent unprovoked seizure s. These seizures are transient signs and/or symptoms of abnormal, excessive or synchronous neuronal activity in the brain....
). It is characterized by recurrent unprovoked seizure
Seizure

An epileptic seizure is a transient symptom of abnormal, excessive or synchronous neuronal activity in the brain. It can manifest as an alteration in mental state, tonic or clonic movements, convulsions, and various other psychic symptoms ....
s. Canine epilepsy is often genetic. Epilepsy in cats and other pets is rarer, likely because there is no hereditary component to epilepsy in these animals.

a class="link1" onMouseover='showByLink("m5681395",this)' onMouseout='hide("m5681395")'href="http://www.absoluteastronomy.com/topics/Dog">dog
Dog

The dog is a domesticated subspecies of the Gray Wolf, a member of the Canidae family of the order Carnivora. The term is used for both feral and pet varieties....
s, epilepsy is often an inherited condition. The incidence of epilepsy/seizures in the general dog population is estimated at between 0.5% and 5.7%.






Discussion
Ask a question about 'Epilepsy in animals'
Start a new discussion about 'Epilepsy in animals'
Answer questions from other users
Full Discussion Forum



Recent Posts









Encyclopedia


Epilepsy can occur in animals other than humans (see main article Epilepsy
Epilepsy

Epilepsy is a common chronic neurological disorder characterized by recurrent unprovoked seizure s. These seizures are transient signs and/or symptoms of abnormal, excessive or synchronous neuronal activity in the brain....
). It is characterized by recurrent unprovoked seizure
Seizure

An epileptic seizure is a transient symptom of abnormal, excessive or synchronous neuronal activity in the brain. It can manifest as an alteration in mental state, tonic or clonic movements, convulsions, and various other psychic symptoms ....
s. Canine epilepsy is often genetic. Epilepsy in cats and other pets is rarer, likely because there is no hereditary component to epilepsy in these animals.

Canine epilepsy

In dog
Dog

The dog is a domesticated subspecies of the Gray Wolf, a member of the Canidae family of the order Carnivora. The term is used for both feral and pet varieties....
s, epilepsy is often an inherited condition. The incidence of epilepsy/seizures in the general dog population is estimated at between 0.5% and 5.7%. In certain breeds, such as the Belgian Shepherd varieties, the incidence may be much higher.

Diagnosis

There are three types of epilepsy in dogs: reactive, secondary, and primary. Reactive epileptic seizures are caused by metabolic issues, such as low blood sugar
Hypoglycemia

Hypoglycaemia or hypoglycemia is the medical term for a Pathology state produced by a lower than normal level of Blood glucose. The term hypoglycemia literally means "under-sweet blood" ....
 or kidney
Renal failure

Renal failure or kidney failure is a situation in which the kidneys fail to function adequately. It is divided in acute and chronic forms; either form may be due to a large number of other medical problems....
 or liver failure
Liver failure

Acute liver failure is the appearance of severe complications rapidly after the first signs of liver disease , and indicates that the liver has sustained severe damage ....
. Epilepsy caused by problems such as a brain tumor
Brain tumor

A brain tumor is an abnormal growth of cells within the brain or inside the skull, which can be cancerous or non-cancerous .It is defined as any cranium tumor created by abnormal and uncontrolled Mitosis, normally either in the brain itself , in the cranial nerves , in the brain envelopes , skull, pituitary and pineal gland, or spread from...
, stroke
Stroke

A stroke is the rapidly developing loss of brain function due to a disturbance in the blood supply to the brain. According to the National Stroke Association, a "stroke" occurs when a blood clot blocks and artery or a blood vessel breaks, interrupting blood flow to an area of the brain....
, or other trauma is known as secondary, or symptomatic, epilepsy.

In primary, or idiopathic, epilepsy, there is no known cause. This type of epilepsy is diagnosed by eliminating other possible causes for the seizures. Dogs with idiopathic
Idiopathic

Idiopathic is an adjective used primarily in medicine meaning arising spontaneously or from an obscure or unknown cause. From Greek ?d???, idios + p????, pathos , it means approximately "a disease of its own kind."...
 epilepsy experience their first seizure between the ages of one and three. However, the age of diagnosis is only one factor in diagnosing canine epilepsy. One study found a cause for the seizures in one-third of dogs between the ages of one and three, indicating secondary or reactive rather than primary epilepsy.

When an animal who has suffered a seizure is presented to a veterinarian
Veterinarian

A veterinarian or a veterinary surgeon , often shortened to vet, is a physician for animals and a practitioner of veterinary medicine....
, the veterinarian will do an initial work-up. This work-up may include a physical and neurological exam, a complete blood count
Complete blood count

A complete blood count , also known as full blood count or full blood exam or blood panel, is a test requested by a physician or other medical professional that gives information about the cells in a patient's blood....
, serum chemistry profile
Blood test

A blood test is a medical laboratory analysis performed on a blood sample that is usually extracted from a vein in the arm using a hypodermic needle, or via fingerprick....
, urinalysis
Urinalysis

File:Pyuria2.JPGA urinalysis is an array of tests performed on urine and one of the most common methods of medical diagnosis. A part of a urinalysis can be performed by using urine dipsticks, in which the test results can be read as color changes....
, bile tests, and thyroid function tests
Thyroid function tests

Thyroid function tests is a collective term for blood tests used to check the function of the thyroid.A TFT panel typically includes thyroid-stimulating hormone and thyroxine , and triiodothyronine depending on local laboratory policy....
. These tests will help the veterinarian determine whether the animal is in fact experiencing seizures, and may help determine a cause for the seizures if there is one. Veterinarians may also request that dog owners keep a "seizure log" documenting the timing, length, severity, and recovery of each seizure, as well as any other factors that might be helpful, such as dietary or environmental changes.

Treatment

Treatments can include the drugs phenobarbital
Phenobarbital

Phenobarbital or phenobarbitone is a barbiturate, first marketed as Luminal by Bayer. It is the most widely used anticonvulsant worldwide and the oldest still commonly used....
, phenytoin
Phenytoin

Phenytoin sodium is a commonly used antiepileptic. Phenytoin acts to dampen the unwanted, runaway brain activity seen in seizure by reducing electrical conductance among brain cells by stabilizing the inactive state of voltage gated sodium channels....
, potassium bromide
Potassium bromide

Potassium bromide is a salt , widely used as an anticonvulsant and a sedative in the late 19th and early 20th centuries. Its action is due to the bromide ion ....
, levetiracetam
Levetiracetam

Levetiracetam is an anticonvulsant medication used to treat epilepsy. It is S- enantiomer of etiracetam, structurally similar to the prototypical nootropic drug piracetam....
, zonisamide
Zonisamide

Zonisamide is a sulfonamide anticonvulsant approved for use as an Wiktionary:adjunct therapy in adults with seizures....
, and diazepam
Diazepam

Diazepam , first marketed as Valium by Hoffmann-La Roche, is a benzodiazepine derivative drug. It possesses anxiolytic, anticonvulsant, hypnotic, sedative, skeletal muscle relaxant and amnestic properties....
. Potassium bromide and phenobarbital are often paired for the treatment of animals with epilepsy (other drugs such as gabapentin
Gabapentin

Gabapentin is a Gamma-aminobutyric_acid analogue. It was originally developed for the treatment of epilepsy, and currently, gabapentin is widely used to relieve pain, especially neuropathic pain....
 are only recently being introduced into the treatment of animals). A veterinarian will often prescribe Zentinol in an effort to minimize the damaging effects of bromides on the liver enzymes.

Feline epilepsy

Complex partial seizure
Complex partial seizure

A complex partial seizure is an epilepsy seizure that is limited to one cerebral hemisphere and causes impairment of awareness or responsiveness....
s are more common in cats than generalized convulsions. These partial seizures may be shown by either bizarre behavior or a complete lack of movement, accompanied by facial tic
Tic

A tic is a sudden, repetitive, nonrhythmic, stereotyped motor movement or vocalization involving discrete muscle groups. Tics can be invisible to the observer, such as abdominal tensing or toe crunching....
s or excessive salivation. Cats may experience foaming round the mouth or loss of muscle and bladder control.

See also


  • Canine Epileptoid Cramping Syndrome
    Canine Epileptoid Cramping Syndrome

    Canine Epileptoid Cramping Syndrome , also known as Spike's Disease, is a hereditary canine disease with similarities to epilepsy in animals, and is often associated with Border Terriers....
  • Chinook Seizures


External links



Support organisations

  • For information and support