Neurology diagnoses and treats disorders of the nervous system, including the brain, spinal cord, and nerves, as well as thought and memory.
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The clinical presentation of epilepsy in children is incredibly diverse. Unlike adults who may have classic convulsive events, children often exhibit subtle or atypical behaviors that can go unnoticed. Recognizing these symptoms requires a high index of suspicion and a detailed observation of the child’s daily activities and developmental progress.
Generalized seizures involve both hemispheres of the brain and typically result in an immediate alteration of consciousness. Tonic clonic seizures are the most recognized type, involving stiffening of the body followed by rhythmic jerking. However, in children, absence seizures are also common and much harder to detect.
Absence seizures present as brief lapses in awareness. The child may simply stop what they are doing and stare blankly for a few seconds. These episodes can occur dozens of times a day and are often mistaken for attention deficits or daydreaming in the classroom setting.
Focal seizures originate in a specific part of the brain, and the symptoms reflect the function of that area. If the seizure starts in the motor strip, the child may have twitching in one hand. If it starts in the occipital lobe, they may report seeing flashing lights or colors.
When focal seizures involve impairment of awareness, the child may appear awake but be unresponsive. They might perform repetitive, purposeless movements known as automatisms. These can include lip smacking, hand rubbing, or walking in circles, often leaving the child confused afterwards.
Infantile spasms constitute a medical emergency in pediatric neurology. These seizures present as sudden, brief contractions of the neck, trunk, and extremities. They often occur in clusters upon waking and can be mistaken for colic or startle reflexes, delaying critical diagnosis.
Myoclonic seizures involve sudden, shock like jerks of a muscle or group of muscles. These can be mild enough to cause a dropped spoon or severe enough to throw the child to the ground. They are a hallmark of Juvenile Myoclonic Epilepsy, often appearing in adolescence.
Genetics play a massive role in pediatric epilepsy. Advances in genetic testing have identified hundreds of genes associated with seizure disorders. These can be inherited from parents or arise as “de novo” mutations in the child. Knowing the genetic cause can often guide specific treatment choices.
Metabolic disorders are another significant risk factor, particularly in infants. Inborn errors of metabolism can disrupt the brain’s energy supply or lead to the accumulation of toxic substances. These conditions often present with seizures along with other systemic signs like failure to thrive.
Structural abnormalities of the brain are a common cause of drug resistant epilepsy in children. These can be congenital malformations where the brain cortex did not form correctly, or acquired injuries from trauma or infection. MRI imaging is essential to identify these physical causes.
Acquired brain injuries typically result in a glial scar that becomes a focus for seizure activity. Perinatal strokes, severe head trauma from accidents, or infections like meningitis can all leave behind damage that predisposes the child to epilepsy later in life.
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Seizures in babies can be very subtle, appearing as rhythmic lip smacking, bicycling movements of the legs, or stiffening of one arm, often associated with a pause in breathing.
Simple febrile seizures are triggered by fever in young children and are not considered epilepsy. However, complex or prolonged febrile seizures may indicate a higher risk for developing epilepsy later.
Yes, stress, lack of sleep, and illness are the most common triggers for breakthrough seizures in children who have a diagnosis of epilepsy.
An aura is actually a small focal seizure that occurs before a larger event; it can manifest as a strange smell, a feeling of deja vu, or a rising sensation in the stomach.
While many epilepsies have a genetic component, most children with epilepsy do not have a parent with the condition, as many genetic mutations occur spontaneously (de novo).
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