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T-spine 2

T-spine from packet and positioning

QuestionAnswer
Where does the diaphragm lie in hypersthenic patients? higher in the abdomen
How is the diaphragm situated in hyposthenic patients? it sits lower in the abdomen
Which rib is thickest? 1st
Which rib is thinnest? 12
How much does a rib move with respiration? 1 ½ inches
Will the ribs move more or less with respiration changes for hypersthenic patients? less
Will the ribs move more or less with respiration changes for hyposthenic patients? more
How should the affected rib be placed in relation to the IR? parallel
What kind of technique should be used? low kVP for a short scale of contrast
Which vertebrae have whole facets and where? T1 (superior), T10-T12 (superior)
Which demifacets are found on T1? inferior
Which vertebrae have demifacets both superiorly and inferiorly? T2-T8
Where can a demifacet be found on T9? superiorly
What positioning is done for the anterior ribs? PA
What is the CR entry point for ribs? entering T7
What projection is done for posterior ribs? AP
Where should the IR be positioned for ribs below the diaphragm? crosswise, BOF at the iliac crests
To show the right axillary ribs, what position is used? RPO or LAO
To show the left axillary ribs, what position is used? LPO or RAO
For AP oblique ribs, how is the affected side positioned? “down”
For PA oblique ribs, how is the affected side positioned? “away”
Created by: annaluz87