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Benign neonatal seizures facts for kids

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Benign neonatal seizures are rare medical conditions that cause seizures in newborn babies. A seizure happens when there are unusual electrical signals in the brain.

What are Benign Neonatal Seizures?

These seizures usually happen in the first 28 days after a baby is born. This time is called the neonatal period. Most often, the first seizure occurs within a few days of birth. Sometimes, a baby might have their first seizure later, even up to 6 months old. The seizures usually stop on their own, often before the baby is a month old.

Types of Benign Neonatal Seizures

There are a few types of these seizures:

  • Benign Idiopathic Neonatal Seizures (BINS): The word "idiopathic" means the cause is not known. These seizures just happen without a clear reason.
  • Benign Familial Neonatal Seizures (BFNS): The word "familial" means they run in families. These seizures are passed down from parents to their children.
  • Benign Familial Neonatal-Infantile Syndrome (BFNIS): This type also runs in families. The first seizure might happen between 2 days and 6 months after birth. They usually stop by the time the baby is 12 months old.

Why are they called "Benign"?

These syndromes are called "benign" because they usually do not cause long-term harm to the baby. This means the baby's brain development is usually not affected. However, there is a slightly higher chance that a person who had these seizures as a baby might have seizures again later in life.

What Causes These Seizures?

For Benign Idiopathic Neonatal Seizures, the cause is unknown. For the "familial" types (BFNS and BFNIS), the cause is a genetic mutation. This means there is a small change in the genes that a baby gets from their parents. These changes can make the brain's electrical signals act unusually, leading to seizures.

Neural signaling-human brain
Electrical charges inside the human brain. The human brain works on small amounts of electrical charges. Problems with these electrical charges (like too much electrical charge) may cause a seizure.
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