RAD 315 Wrist & Forearm Exam

AP forearm with fractured radius and ulna

40 inches, parts of the elbow to wrist in the picture, extended on the table

PA oblique wrist, lateral rotation

central ray 45 degrees, sponge or not, 40 inches

Tangential carpal bridge, original method

hand lays on IR, forearm lines straight up to 90 degrees, CR 45 degrees towards finger, enter where flexion is

Most injured bone in the wrist

scaphoid bone

When in proximal ...

ulna (medial), larger bone

Rafert-long method

4 projections, scaphoid angulation - start with PA wrist in ulnar deviation (0 degrees), the angle tube at 10 degrees, then 20 degrees, then 30 degrees

Stecher method (PA axial wrist for scaphoid):

CR 20 degrees, IR on top of a sponge

Lateral wrist with ulnar surface to IR

Superimpose, Posterior or anterior fractures

Lateral forearm

elbow, shoulder, wrist on the same plane, 90 degrees, hand in true lateral position

AP oblique wrist, medial rotation

perpendicular, 40 inches, pisiform wrist bone

Tangential (inferosuperior) carpal canal: Gaynor-Hart method

pull back fingers, don't include the thumb, CR 25/30 degrees, alines the wrist bones

When in distal ...

radius (lateral), larger bone

AP wrist (x-ray)

radius, distal and ulnar