Help
Options
Didn't know it?
click below
click below
Knew it?
click below
click below
Don't Know
Remaining cards (0)
Know
retry
shuffle
restart
0:00
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
shoulder comp posit.
positioning for shoulder comp-internal, external
| Question | Answer |
|---|---|
| what is the insertion point for the supraspinatus muscle? | greater tubercle |
| what is the insertion point for the infraspinatus muscle? | greater tubercle |
| what is the insertion point for the subscapularis muscle? | lesser tubercle |
| what position should the arm be in for the external rotation shoulder? | hand supinated, placing the epicondyles parallel to the IR |
| what position should the arm be in for a neutral rotation shoulder? | palm of hand facing hips, placing the epicondyles 45 degrees to the plane of the IR |
| what position should the arm be in for an internal rotation shoulder? | posterior aspect of the hand touching the hip, placing the epicondyles perpendicular to the plane of the IR. |
| what is visualized during an external rotation shoulder? | greater tubercle in profile laterally |
| what is visualized during a neutral rotation shoulder? | posterior aspect of the greater tubercle |
| what should be visualized during an internal rotation shoulder? | proximal humerus true lateral, lesser tubercle in profile medially |
| how much is the tube angle for an outlet shoulder? | 10-15 degrees caudad |
| where does the CR enter for an outlet shoulder? | superior aspect of the humeral head |
| what is the evaluation criteria for an internal rotation shoulder? | lesser tubercle in profile medially, outline of greater tubercle superimposing humeral head |
| what is the evaluation criteria for an external rotation shoulder? | humeral head in profile, greater tubercle in profile laterally, scapulohumeral joint with slight overlap of humeral head over glenoid, outline of lesser tubercle between humeral head and greater tubercle. |
| what is the evaluation criteria for a neutral rotation shoulder? | greater tubercle partially superimposes the humeral head, humeral head in partial profile, slight overlap of humeral head on glenoid fossa |
Created by:
annaluz87
Popular Radiology sets