Bulging Fontanelles: Causes, Diagnosis and Prevention
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Let's see if we can figure out what's causing your bulging fontanelle.
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What causes bulging fontanelle? 4 possible conditions

A fontanel is more commonly known as a soft spot. When a baby is born, they typically have several fontanels where bones of their skull haven’t fused yet. A newborn has fontanels on the top, back, and sides of their head. Read more

See a list of possible causes in order from the most common to the least.

1

Hydrocephalus

Hydrocephalus is a condition that occurs when fluid builds up in the skull and causes the brain to swell. The name literally means "water on the brain."

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2

Encephalitis

This condition is considered a medical emergency. Urgent care may be required.

Encephalitis is an inflammation of the brain tissue. It's most often caused by viral infections. In some cases, bacterial infections can cause encephalitis.

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3

Meningitis

This condition is considered a medical emergency. Urgent care may be required.

Meningitis is an inflammation of the meninges. This is the membrane that covers the brain and spinal cord. Meningitis may occur when fluid surrounding the meninges becomes infected. The most common causes of meningiti...

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4

Shaken Baby Syndrome

This condition is considered a medical emergency. Urgent care may be required.

Shaken baby syndrome is caused by forcefully and violently shaking a baby. Learn about shaken baby syndrome symptoms, diagnosis, and treatment.

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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