A horizontal plane that passes at right angles to the
median and coronal plane, dividing the body into superior
and inferior parts
true lateral position
Position in which the IMOL is perpendicular to the film; the
facial line is parallel to the film; the IPPL is perpendicular to
Two or more planes of the skull are used to ensure proper
alignment, e.g., the median plane, the facial plane, the
OML, the IOML, the AML and IPPL.
One lateral position, as opposed to a bilateral position, in
which both sides are X-rayed. Normally the chest is
examined in a unilateral view, the left lateral chest. A right
lateral chest is not normally taken.
The most superior portion of the skull.
The radiographic image
End of Appendix