When does the anterior fontanelle close in the child?

When does the anterior fontanelle close in the child? Correct Answer 12-18 months

Concept:-

  • Anterior fontanelle: it is the diamond-shaped soft membranous gap at the junction of the coronal and sagittal sutures.
  • It persists until approximately 18-24 months after birth, after which it is known as the bregma.
  • If the soft spot stays big or doesn’t close after about a year, it is sometimes a sign of a genetic condition such as congenital hypothyroidism.

Importance of anterior fontanelle:

  • it allows the skill to deform during birth ease its passage through the birth canal and for expansion of the brain after birth. 

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