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21 Cards in this Set
- Front
- Back
What are the basic projections a humerus exam?
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AP, rotational lateral or horizontal beam lateral
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What size IR is used?
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35 X 43 cm or 14 X 17 inches or smaller if needed
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(AP) What is the kVp and mAs?
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70 @ 6
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(AP) Shielding?
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Yes, over lap
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(AP) How should the epicondyles be positioned?
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So they are equidistant from the IR
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(AP) Where is the CR directed to ?
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Midpoint of humerus
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(AP) What is the min. SID?
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100 cm or 40 inches
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(AP) What respiration instructions need to be given?
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Suspend respiration during exposure
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(AP) A true AP projection is evidenced by what?
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The greater tubercle and both epicondyles seen in profile
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(Rotational lateral) What is the kVp and mAs?
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70 @ 6
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(Rotational lateral) How is the arm rotated?
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Internally, epicondyles should be perpendicular to IR
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(Rotational lateral) Where is the CR directed?
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Midpoint of humerus
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(Rotational lateral) What additional instructions are to be given?
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Suspend breathing during exposure
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(Rotational lateral) A true lateral projection is evidenced by what? (3 things)
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Epicondyles superimposed, lesser tubercle in profile medially, head of humerus partially superimposed by glenoid cavity
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(Trauma horizontal lateral) What is the kVp and mAs?
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66 @ 6
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(Trauma horizontal lateral) Shielding?
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Yes, over thorax and pelvis
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(Trauma horizontal lateral) True or false, a radiolucent sponge does not need to be placed under arm.
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False
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(Trauma horizontal lateral) What additional instructions are to be given?
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Suspend respiration
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(Trauma horizontal lateral) Where should the hand be placed?
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Over the top of the cassette
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(Trauma horizontal lateral) True of False. Breathing does need to be halted during the exposure.
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True
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(Trauma horizontal lateral) Where is the CR directed?
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Midpoint of distal two-thirds of humerus
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