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adv pos arth sho wri
advanced positioning shoulder and wrist arthrography
Question | Answer |
---|---|
Purpose of a shoulder arthrogram | rotator cuff tears, persistant pain/weakness, limited ROM |
Where is the puncture site for a shoulder arthrogram? | ½” inferior and lateral to the coracoid |
How much contrast is used for a single contrast shoulder arthrogram? | 10-12 ml |
How much contrast is used for a double contrast shoulder arthrogram? | 3-4 ml negative, 10-12 ml positive/air |
Common radiographs done with a shoulder arthrogram include | AP internal and external rotation, 30 degree AP oblique, axillary, tangential |
Purpose of a wrist arthrogram | trauma, persistant pain, limited ROM |
How much contrast is used for a wrist arthrogram? | 1.5-4 ml |
Injection site for a wrist arthrogram | dorsal wrist at junction of radius, scaphoid, and lunate |
Types of contrast used for a wrist arthrogram | single/opaque |
Types of contrast used for a shoulder arthrogram | single/double |
Typical projections for wrist arthrograms | PA, Lateral, both obliques |