PA projection

(redirected from posteroanterior projection)

PA pro·jec·tion

the standard frontal chest film projection; radiographic skull projection with the petrous ridge superimposed on the orbits.

PA pro·jec·tion

(prŏ-jek'shŭn)
A radiographic study in which x-rays travel from posterior to anterior.
Synonym(s): posteroanterior projection.
Mentioned in ?
References in periodicals archive ?
At first glance this film seemed like a beautifully executed posteroanterior projection of the chest.
Free air in the mediastinum appears as a thin line of radiolucency outlining the cardiac silhouette on the posteroanterior projection.
The posteroanterior projection of the fight hand revealed no acute fractures.