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13 Cards in this Set
- Front
- Back
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What are the 10 rules of diagnostic Imaging?
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.Clinical nec. Studies only
.Correct procedure .Complete series .High standards .Accept high quality films .Develop a pattern to view films .Compare old to new .Understand basics of interpretation .Written report on chart always .Consult w/ chiro radiologist |
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Which does mAs control?
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Density.
Linear relationship |
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What does KVP control?
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Contrast ( # of grays between black and white).
Logarithmic relationship. Also effects density ( Inc. Density, dec, mAs or there will be overexposure). |
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When is a grid used?
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On any body part over 13 cm
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What is the inverse square law aka flash light law?
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Closer to the body part, the bigger;
The further away the smaller. If tube at 40 and film overexposed by 3x, decrease mAs by 3x. |
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What should a radiology report composition consist of?
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Name, age study, date and report.
Brevity. Write in narrative. Don't start with "there is". Answer specific question. Vary wording, consistency breed contempt. Note important first. Put conclusions in Impressions section. |
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Interpretation of osteopenia?
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Radiographic description
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Radiographic interpretation of osteoporosis?
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A disease.
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What is a cause of osteopenia?
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Hyperemia
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What causes osteosclerosis?
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Avascular necrosis.
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What is the Resnick Rule?
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Taking a normal pt and an abnormal x-ray tech and produce osteoporosis at will.
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What are the indications for x-rays?
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Age >40
ETOH and drug abuse include steroids Malignancy hx Loss of B/B control Myelopathy/radiculopthy Progressive Neuro Abnl. Saddle Anes. |
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Indications for x-rays?
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Fall >10th
Inflammatory arthritis Osteoporosis Unexplained wt. Loss Failure to improve w/ appropriate therapy |
