| ENCYCLOPEDIA INDEX |
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Injury Disease Nutrition Poison Symptoms Surgery Test |
| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z |
Generalized tonic-clonic seizure |
| Overview Symptoms Treatment Prevention |
| Alternative Names: |
| Seizure - tonic-clonic; Seizure - grand mal; Grand mal seizure; Seizure - generalized |
| Treatment: |
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If a generalized seizure occurs, give appropriate emergency first aid. EMERGENCY FIRST-AID TREATMENT
EMERGENCY TREATMENT BY MEDICAL PERSONNEL (status epilepticus)
AFTER THE SEIZURE
Treating the cause, if one has been identified, may stop seizures. This may include medication, surgical repair of tumors or brain lesions, or other treatments. An isolated seizure with an obvious trigger (such as fever and toxic reaction) is treated by eliminating or avoiding the precipitating factor. An isolated seizure without an obvious trigger (the examination and EEG are normal and there are no abnormalities on other testing) may not require treatment. Oral anticonvulsants (anti-seizure medications) may prevent or reduce the number of future seizures. The response is individual, and the medication and dosage may have to be adjusted repeatedly. There are numerous medications which may be effective alone or when used in combination. Side effects of these medications and plasma drug-levels will need to be monitored to various degrees, depending on which medications are used. Women who might get pregnant may need to take additional medications or vitamins to reduce the risk of birth defects associated with some of these medications. Such women may need to be followed in a high-risk pregnancy clinic. Patients who continue to have seizures despite several medications may benefit from a vagal nerve stimulator (implantable device that stimulates a nerve in the neck) or from brain surgery to remove tissue responsible for causing the seizures. |
| Expectations (prognosis): |
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Seizures can occur as a single isolated occurrence, as closely repeated seizures, or at various intervals. Seizures that recur create a condition known as epilepsy. Seizures that occur singly or in a closely associated groups are commonly caused by an condition such as brain injury. They may occur as an isolated incident or may develop into a chronic seizure disorder. Seizures within the first two weeks of a brain injury do not necessarily mean that a chronic seizure disorder will develop. A seizure-free period may indicate that reduction or elimination of medications may be possible. Medications should be changed only under the supervision of the health care provider. Death or permanent brain damage from seizures is rare. A serious injury can occur if a seizure occurs while driving or operating dangerous equipment; these activities are often restricted for people with poorly controlled seizure disorders. Infrequent seizures may not severely restrict the patient's lifestyle. Work, school, and recreation do not necessarily need to be restricted. |
| Complications: |
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| Calling your health care provider: |
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Call your local emergency number (911) if this the first time a person has had a seizure or a seizure is occuring in someone without a medical ID bracelet (instructions explaining what to do). In the case of someone who has had seizures before, call the ambulance for any of these emergency situations:
Call your health care provider if any new symptoms occur, including possible side effects of medications (drowsiness, restlessness, confusion, sedation, or others), nausea/vomiting, rash, loss of hair, tremors or abnormal movements, or problems with coordination. |
Central nervous system |
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