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SOMI Chapter 2 & 10
Chest, Bony thorax, Sternum, SC joints
Question | Answer |
---|---|
How many feet away from the board do you stand for an AP Lordotic view? | 1 foot |
Where is the CR directed for the AP Lordotic view? | Mid sternum or 3"-4" below jugular notch |
What is SID for a standing AP Lordotic View? | 72" |
What is the CR angle and direction for a recumbent AP Lordotic view? | 15-20 degree cephalic angle |
What is the standard angulation used for an oblique CXR? | 45 degrees |
Where is the CR directed for a RAO or LAO oblique CXR? | T7 or 7"-8" below the level of vertebra prominens |
In anterior obliques of the chest which side of the body is the side of interest? | The side farthest away from the the IR |
What is the main image critique criteria for an AP Lordotic view? | Clavicles above the apices |
How many inspirations should the patient take before the exposure of chest radiographs? | 2 full inspirations |
In posterior obliques of the chest which side of the body is the side of interest? | The side closest to the IR |
What is the standard kV range for adult chest imaging? | 110 kVp to 125 kVp |
What is the best chest oblique projection and angle to visualize the air-filled trachea, great vessels, and heart outlines? | 60 degree LAO |
How long is the breathing technique for the RAO of the sternum? | 2-3 seconds |
What angle of oblique is used for the RAO of the sternum? | 15-20 degrees |
A well positioned RAO will show the sternum superimposed on what? | heart shadow |
Where is the CR directed for the RAO projections of the sternum? | center of the sternum (1" to the left of midline and midway between jugular notch and xiphoid process) |
What do you do with the patient's arms during a lateral sternum x-ray? | draw them back |
Where is the CR directed on a lateral sternum? | center of the sternum (halfway between the jugular notch and the xiphoid process) |
All projections of the SC joints are done using what breathing instruction? | hold your breath after expiration |
In all SC joint projections, where is the CR directed? | Level T2-T3 or 3 inches distal to the vertebra prominens |
What angle of oblique is used for the RAO and LAO SC joints? | 10-15 degrees |
Which SC joint is visualized on the anterior obliques when using the 10 -15 degree oblique? | downside SC joint |
What SID are all the projections of the SC joints performed at? | 40" |