Which of the following Fontanelle is the last to close:
The anterior fontanelle is the last to close around the middle of the second year (18 months). The anterior fontanelle is also the most impoant because it is the largest and last to close. Sequence of Fontanelle closure : Posterior fontanelle(Lambdoid) : 2-3 months Anterolateral Fontanelle(Sphenoidal): 6 months Posterolateral Fontanelle (Mastoid): 6-18 months Anterior Fontanelle(Bregmatic): 18 months Reference : Ghai essentials 9th edition Pg no : 10
Anterior fontanelle
Posterior Fontanelle
Anterolateral fonatnelle
Posterolateral fontanelle
Growth and development