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Doctor insights on: Fontanelle Closure

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What is the result of a small anterior fontanelle?

What is the result of a small anterior fontanelle?

It's normal: A small anterior fontanel is an otherwise healthy baby is generally no problem at all -- and the same goes for large anterior fontanels. They do sometimes go along with other medical conditions, but those conditions are generally obvious enough that parents would generally already be aware of them. Usually a small fontanel is just normal. ...Read more

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Dr. Payam Rafat
22 doctors shared insights

Soft Spot On Top Of Head (Definition)

In an infant, the space where two skull-bone sutures join forms a membrane-covered "soft spot" called a fontanel (fontanelle). The fontanels allow for growth of the skull during an infant's first year. The fontanels should feel firm and very slightly curved inward to the touch. A tense or bulging fontanel occurs when fluid builds up in the skull cavity or when pressure increases in the brain (increased intracranial pressure). When the infant is crying, lying down, or vomiting, the fontanels may look like they are slightly bulging, but they should return to normal when the infant is in ...Read more


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When anterior fontanelle should be closed?

When anterior fontanelle should be closed?

Range: The anterior fontanelle can close as early as four months or as late as 20 months; most close within 7 to 19 months. ...Read more

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What is fontanelle in a baby?

What is fontanelle in a baby?

The soft spot: The fontenelle is the soft spot on the front of the babies head. There is another in the back of the head at birth but this one closes sooner then the front one. ...Read more

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I can't tell if my babies fontanelle is bulging?

I can't tell if my babies fontanelle is bulging?

Bulging fontannele: It depends on the age of the child. After 12 to 18 months the fontanelle is closing and therefore it may not be open enogh for you to tell it may be bulging. If your child is healthy, does not have a fever and is acting normally, i would not keep checking the closing fontanelle. ...Read more

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25 month male baby , anterior fontanelle still not closed why?

25 month male baby , anterior fontanelle still not closed why?

? Problem: Normally closed by now.You need to be sure that the skull is not expanding due to increased intracranial pressure.Tis potentially can be dangerous.Ask your pediatrician. ...Read more

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How to diffentiate a normal and bulging fontanelle?

How to diffentiate a normal and bulging fontanelle?

Get checked: If you are checking the fontanelle while your baby is laying down, then it may appear bulging due to gravity, so sit the baby up and check it. If it is still bulging or if the baby has a fever or is lethargic or inconsolable and very cranky then get your baby checked immediately. ...Read more

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I'm visiting in mexico with my 5month old and her fontanelle raised up for 2 days then went down, now she has rubella, how did rubella raise fontanelle?

I'm visiting in mexico with my 5month old and her fontanelle raised up for 2 days then went down, now she has rubella, how did rubella raise fontanelle?

Vaccinations: There have been rubella outbreaks and at five months of age she did not have adequate immunity. The fontanelle can respond to variations in pressure such as intracranial pressure and vascular pressure. Fever can cause the heart to beat faster and this may be related to this as well. Close follow up with you pediatrician is recommended. ...Read more

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My anterior fontanelle was prematurely closed shortly after birth b/c i was a premie. Does this mean I have craniocynostosis?

My anterior fontanelle was prematurely closed shortly after birth b/c i was a premie. Does this mean I have craniocynostosis?

No: The closure of the soft spot does not define craniosynostosis.It can be undetectable in size or as large as a grapefruit and the kid turn out fine.It is the behavior of the skull bones define a problem.If they fuse, not just close in , a person will have a ridge develop at the point of fusion and abnormalities develop in the shape of the head, that is craniosynostosis. ...Read more

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