landmark | Abbreviation | Axial | Frontal | Sagittal |
---|---|---|---|---|
Tip of the nasal bone | NSTP | Mid-inferior radiopaque point of the Inter-nasal suture | Mid-inferior point of the Inter-nasal suture | Anteroinferior point on the nasal bone in the mid sagittal plane |
Tip of Clivus | CLVS | Mid-posterior point of the clivus | Mid-inferior point of the clivus | posterinferior point of the clivus in the mid sagittal plane |
Right foramen ovale | ROVAL | Mid-point of the inferior complete circle representing the foramen | Mid-point of radiolucent space representing the foramen | Mid-point of radiolucent space representing the forman |
Left foramen ovale | LOVAL | Mid-point of the inferior complete circle representing the foramen | Mid-point of radiolucent space representing the foramen | Mid-point of radiolucent space representing the forman |
Right foramen spinosum | RSPNM | Mid- point of the inferior complete circle representing the foramen | Inferior mid-point of the opening to infratemporal fossa | |
Left foramen spinosum | LSPNM | Mid-point of the inferior complete circle representing the foramen | Inferior mid-point of the opening to infratemporal fossa |