Pterion

Study entry

Description

A point (usually an H-shaped formation of sutures) in the anterior part of the temporal fossa, 3–4 cm above the middle of the zygomatic arch, where the greater wing of the sphenoid, the squamous part of the temporal bone, the frontal and the parietal join.

Relations

It lies over the course of the anterior branch of the middle meningeal artery.

Source: cap. 8, «Cráneo» y tabla 8-1

Other structures in this region

• Squamous part of the frontal bone
• Orbital part of the frontal bone
• Glabella
• Superciliary arch
• Supraorbital margin
• Supraorbital foramen (notch)
• Frontal eminence
• Frontal crest