causes of seizures
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What causes seizures? Injuries that may cause seizures include choking, head injury such as a motor vehicle accident or sports injury, electrical injuries, injury during birth or in the uterus, poisonous insect bites or stings.
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- Epileptic: These seizures have no apparent trigger (that is, they are unprovoked), and they occur repeatedly. Epileptic seizures are called a seizure disorder or epilepsy. What causes epileptic seizures is often unknown (called idiopathic epilepsy). But they may be caused by various brain disorders, such as structural abnormalities, strokes, or tumors. In such cases, they are called symptomatic epilepsy.
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What causes seizures? While the exact cause of the seizure may not be known, the more common seizures are caused by the following: 1  In newborns and infants: Perinatal disorders. 2  In children, adolescents, and young adults: Alcohol or drugs. 3  Other possible causes of seizures may include: Brain tumor.
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- 1 Other causes include head injury, prenatal injury, and poisoning.  Triggers for seizures include lack of sleep, alcohol consumption, stress, or hormonal changes associated with the menstrual cycle.
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Epilepsy (Seizure Disorder) Epilepsy is a disorder with many possible causes. Anything that disturbs the normal pattern of neuron activity -- from illness to brain damage to abnormal brain development -- can lead to seizures.
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What causes seizures? A Scripps Health answered. Determining the root causes of seizures is critically important, as they can have other causes besides epilepsy. Many people have one or more seizures in the course of their lifetime. These can be caused by head trauma, a brain infection, exposure to chemicals or other causes.
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causes of epilepsy A person might start having seizures because they have one or more of the following. 1  A genetic tendency, passed down from one or both parents (inherited). 2  A genetic tendency that is not inherited, but is a new change in the person's genes.
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Epilepsy (Seizure Disorder) 1 Epilepsy is also associated with a variety of developmental and metabolic disorders. 2  Other causes include head injury, prenatal injury, and poisoning.  Triggers for seizures include lack of sleep, alcohol consumption, stress, or hormonal changes associated with the menstrual cycle.
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- en españolCrisis convulsivas (convulsiones) Seizures are caused by abnormal electrical activity in the brain. It can be hard to tell if a person has had a seizure. Someone having a seizure might collapse, shake uncontrollably, or even just stare into space. All of these are brief disturbances in brain function, often with a loss of or change in consciousness.
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Epilepsy The cause of most cases of epilepsy is unknown. Some cases occur as the result of brain injury, stroke, brain tumors, infections of the brain, and birth defects, through a process known as epileptogenesis. Known genetic mutations are directly linked to a small proportion of cases.
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What causes seizures? While the exact cause of the seizure may not be known, the more common seizures are caused by the following: In newborns and infants: • birth trauma. • congenital (present at birth) problems. • fever /infection. • metabolic or chemical imbalances in the body.
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Overview Researchers have linked some types of epilepsy to specific genes, but for most people, genes are only part of the cause of epilepsy. Certain genes may make a person more sensitive to environmental conditions that trigger seizures. Head trauma. Head trauma as a result of a car accident or other traumatic injury can cause epilepsy. Brain conditions. Brain conditions that cause damage to the brain, such as brain tumors or strokes, can cause epilepsy. Stroke is a leading cause of epilepsy in adults older than age 35. Infectious diseases. Infectious diseases, such as meningitis, AIDS and viral encephalitis, can cause epilepsy. Prenatal injury.
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- Seizures of all types are caused by disorganized and sudden electrical activity in the brain. Causes of seizures can include: Abnormal levels of sodium or glucose in the blood
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Causes of a Seizure Unprovoked (“natural”) seizures: Some seizures may be caused by “natural” phenomena occurring in the body, such as a congenital defect or a chemical imbalance. One example of this is a condition called GLUT-1 deficiency. Other examples include: 1  genetic factors. 2  congenital (present at birth) problems or conditions.
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- Adults: A head injury, stroke, or tumor may damage the brain, causing a seizure. Alcohol withdrawal (caused by suddenly stopping drinking) is a common cause of seizures. However, in about half of people in this age group, the cause is unknown. Older adults: The cause may be a brain tumor or stroke.
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epileptic seizures epileptic seizures. Epileptic seizures are caused by a disturbance in the electrical activity of the brain. There are many different types of epileptic seizure. Any of us could potentially have a single epileptic seizure at some point in our lives. This is not the same as having epilepsy, which is a tendency to have seizures that start in the brain.
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Kevin Conrad Epilepsy may be due to a medical condition or injury that affects the brain, or the cause may be unknown (idiopathic). Common causes of epilepsy include: 1  Stroke or transient ischemic attack (TIA). 2  Dementia, such as Alzheimer's disease. 3  Traumatic brain injury.4  Infections, including brain abscess, meningitis, encephalitis, and AIDS. 5  Brain problems that are present at birth (congenital brain defect).ommon causes of epilepsy include: 1  Stroke or transient ischemic attack (TIA). 2  Dementia, such as Alzheimer's disease. 3  Traumatic brain injury. 4  Infections, including brain abscess, meningitis, encephalitis, and AIDS. 5  Brain problems that are present at birth (congenital brain defect).
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Causes of seizures From Wikipedia, the free encyclopedia. There are many causes of seizures. The factors that lead to a seizure are often complex and it may not be possible to determine what causes a particular seizure, what causes it to happen at a particular time, or how often seizures occur.
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What Causes Seizures in Dogs? Common intracranial causes of canine seizures that cause structural changes in the brain include: Nutritional imbalances such as thiamine deficiency. Infectious diseases such as canine distemper virus infection (CDV), rabies and other viral, bacterial, fungal, protozoal or rickettsial infections.
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- Food allergies or sensitivity to food chemicals. Allergic foods may be primary causes of seizures, or they may act as triggers only. Any food can be a culprit, although wheat, soy, sugar, and dairy are the most common ones. Food additives such as MSG or aspartame may contribute to seizures, in some cases.
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Common Epilepsy Causes and Seizure Triggers There are around 180,000 new cases of epilepsy each year. About 30% occur in children. Children and elderly adults are the ones most often affected. There is a clear cause for epilepsy in only a minority of the cases. Typically, the known causes of seizure involve some injury to the brain. In up to 70% of all case of epilepsy in adults and children, no cause can be discovered.
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- Other Causes of Seizures. 1  Brain Degeneration Diseases. 2  Genetic Disorders. 3  Illicit Drugs (Amphetamines, Phencyclidine)  Infection of Brain (Bacterial, Viral, 1  Parasitic) Liver Failure. 2  Medications. Trauma Injury.  Unknown Cause (Idiopathic Seizures)
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- Seizures can stem from a number of health conditions. Anything that affects the body also may disturb the brain and lead to a seizure. Some examples include: 1  alcohol withdrawal. 2  bites and/or stings. 3  brain infection, such as meningitis. 4  brain injury during childbirth. 5  brain defect present at birth. 6  choking. 7  drug abuse.
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Known Causes of Seizures in Adults Diseases That Cause Adult Seizures Many diseases count seizures as a potential symptom or side effect of the disorder. Epilepsy is the most common disease in which seizures (epileptic seizures) occur. Other diseases in which seizures can be common are brain cancer, encephalitis, meningitis and kidney failure. Seizures Cause: Withdrawal
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Epilepsy by the Numbers: Facts, Statistics, and You The four most common causes of epilepsy are: Brain infection. Infections such as AIDS, meningitis, and viral encephalitis have been shown to cause epilepsy. Brain tumor. Tumors in the brain can interrupt normal brain cell activity and cause seizures. Head trauma. Head injuries can lead to epilepsy.
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- 1 Infections of the brain are also common causes of epilepsy. 2  The initial infections are treated with medication, but the infection can leave scarring on the brain that causes seizures at a later time. 3  People of all ages can have head injuries, though severe head injuries happen most often in young adults.