AP projection

(redirected from anteroposterior projection)

AP pro·jec·tion

the alternative frontal radiographic projection, used mainly in bedside or portable radiography.

AP pro·jec·tion

(prŏ-jek'shŭn)
A radiographic study in which x-rays travel from anterior to posterior.
Synonym(s): anteroposterior projection.
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Ideally, the patient should be imaged supine and upright and assessed in frontal, lateral, and oblique projections; however, the reality is that many of these patients are too large for any imaging other than in a standing anteroposterior projection.

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