PA projection (Posteroanterior)
AnatomyThe beam enters the posterior part of the patient and exits anteriorly towards the detector. The patient stands with the chest/anterior structure in contact with the detector. It reduces the magnification of anterior structures (e.g. the heart in a PA chest).
Go beyond the definition
With Rad Index you study with flashcards, browse all 147 full projections and the ALARA checklist — even offline, on the ward.
