Clinical indication:
Fracture, osteoarthritis of ulnar and radius
Region:
Carpal bone, wrist joint
Patient’s Position:
Patient is in sitting position. Place the patient’s hand on IR in lateral position.
Pose the 2nd and 5th finger to be 90° to IR and overlap each finger.
Place radial styloid process perpendicular to IR.
Cassette:
Size: 8’’x10’’ Orientation: Portrait
FFD/SID:
100cm
Central ray:
Central ray is projected toward the mid carpal region.
Grid:
No
Respiration:
Not related.
Exposure factors:
50-60kVp 3-5mAs
Collimation:
Collimate antero-posterior to the skin margins, include mid distal metacarpals and proximal to distal radius and ulnar bone.