Fontanelles - bulging

Soft spot - bulging; Bulging fontanelles

A bulging fontanelle is an outward curving of an infant's soft spot (fontanelle).

Skull of a newborn

The sutures or anatomical lines where the bony plates of the skull join together can be easily felt in the newborn infant. The diamond shaped space on the top of the skull and the smaller space further to the back are often referred to as the soft spot in young infants.

Bulging fontanelles

A tense or bulging fontanelle occurs when fluid accumulates in the skull cavity or when pressure increases in the brain. Common causes are hydrocephalus or increased intracranial pressure due to illness.



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