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exposure criteria

ch.11 bony thorax exposure criteria

sternum visualized, superimposed on heart shadow. sternum is visualized alongside vertebral column w/ no superimposition. outline of sternum through overlying ribs, lung, and heart is shown. RAO Sternum
entire sternum w/ minimum overlap of soft tissues no superimposition of humeri, shoulders, or soft tissues on sternum entire sternum w/ no superimposition of ribs Lateral Sternum
lateral aspect of the manubrium & medial portion of clavicles are visualized lateral to the vertebral column through superimposing ribs & lungs. equal distance b/w sc joints from vertebral column. PA Sternoclavicular Joints
manubrium, medial portion of clavicles, & sternoclavicular joints are visualized. SC Joint on upside will be foreshortened. Downside SC Joint is visualized w/ no superimposition of vertebral column or manubrium. SC Joints visualized through overlyin RAO & LAO Sternoclavicular Joints
Above diaphragm: ribs 1-10 shown Below Diaphragm: ribs 8-12 shown no rotation of thorax visualize ribs through lungs and heart shadow AP Posterior Ribs
PA Anterior Ribs ribs 1-9 or 10 shown no rotation of thorax visualize ribs through lungs and heart
Unilateral Rib Study (AP/PA) above diaphragm:ribs 1-10 below diaphragm:ribs 8-12 no rotation of thorax visualize ribs through the lungs and heart shadow
above diaphragm:ribs 1-10 below diaphragm:ribs 8-12 axillary ribs in profile w/ spine shifted away from area of interest. ribs shown through lungs and heart shadow Posterior or Anterior Oblique Axillary Ribs
Created by: radstudy