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Table 1 Description of the cephalometric landmarks

From: Reliability of landmark identification for analysis of the temporomandibular joint in real-time MRI

Landmark

Abbreviation

Description

porion

Po

the most superior point of the bony external auditory meatus

orbitale

Or

The most inferior and anterior point of the infraorbital rim

anterior condyle

ACo

the most anterior point of the condyle

posterior condyle

PCo

the most posterior point of the condyle

superior condyle

SCo

the most superior point of the condyle

centre of the condyle

Cc

the central point of the condyle between Aco and PCo

superior fossa

SF

the most superior point of the fossa articularis

eminence crest

EC

the most inferior point of the eminence crest

post-glenoid process

PGI

the most inferior point of the post-glenoid process

oblique ridge of the ramus

ObR

oblique ridge of the ramus at the transition from the corpus to the ramus mandibulae