UC Differential Diagnosis Test 4 with 100- correct answers
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Course
UC Adv
Institution
UC Adv
Factors to Evaluate for Optimal CXR
1-magnification
2-angulation
3-penetration of depth of inspiration
4-rotation and centering
AP
heart is farther from film and more magnified; portable cxr's
PA
heart closer to film, less magnified; standard
apical lordotic view
xray ...
UC Differential
Diagnosis Test 4
with 100%
correct answers
Factors to Evaluate for Optimal CXR - answer 1-
magnification
2-angulation
3-penetration of depth of inspiration
4-rotation and centering
AP - answer heart is farther from film and more
magnified; portable cxr's
PA - answer heart closer to film, less magnified;
standard
, apical lordotic view - answer xray beam angled
toward head; anterior structures projected higher
on film than posterior
Penetration - answer spine disc spaces barely
visible through the heart; PA; lateral view shows
spine darkening caudally
Under-penetrated - answer diffusely opaque (too
white); structures behind heart are obscured and
LLL pathology may be missed
Over-penetrated - answer diffusely Lucent, blacker
than usual, vascular markings and lung detail
poorly seen
# ribs seen with excellent inspiration - answer 10;
9 is adequate in hospitalized pts
posterior ribs - answer will run horizontal and see
better on xray
anterior ribs - answer slant down, harder to see
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