ALL--------- Show -instruct patient to lean laterally as necessary to place entire wrist, forearm, and elbow in as near a true frontal position as possilbe. (Medial and lateral epicondyles should be the same distance from IR.) Where is the central ray centered for a PA projection of the hand?Position of part: Hand centered palm down flat, fingers separated. The central ray should be perpendicular to the image receptor at 3rd MCP joint. Central ray: Perpendicular to the image receptor at 3rd MCP joint.
When performing a PA hand radiographic examination the central ray CR should be centered to the _____?RAD 111. Where should the central ray be directed?The central ray is directed to the angle of the jaw at a cranial angle of 30 degrees and a dorsal angle of 5 degrees.
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