Posterior fontanelle

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Posterior fontanelle
File:Gray197.png
Skull at birth, showing frontal and occipital fonticuli
Details
Identifiers
Latinfonticulus posterior
Anatomical terminology

The posterior fontanelle (lambdoid fontanelle, occipital fontanelle) is a gap between bones in the human skull (known as fontanelle), triangular in form and situated at the junction of the sagittal suture and lambdoidal suture. It generally closes in 6–8 weeks from birth. The cranial point in adults corresponding the fontanelle is called lambda. A delay in closure is associated with congenital hypothyroidism.

References

Public domain This article incorporates text in the public domain from the 20th edition of Gray's Anatomy (1918)