Caldwell (PA Axial)
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PA Axial Caldwell

UPRIGHT BUCKY
Patient position
Erect or prone, facing IR.
Part position
Forehead and nose on IR, OML perpendicular to IR.
Central ray
15° caudal, exiting at nasion.
IR placement
24x30 cm.

Tech pearls

  • Caldwell projects petrous ridges into the lower orbits.
  • Best view for frontal sinuses.
Series overview