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29 Cards in this Set
- Front
- Back
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Right Coronary Artery tends to run what direction on an image? Left Coronary Artery?
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RCA- anterior
LCA- posterior lateral |
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What is the gold standard of imaging of the heart?
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Coronary Arteriography bc can fix problem at same time
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What are the conventional xray images for the heart?
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PA
Lateral AP (portable chest) Lateral Decubitus |
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What are you looking for with a Lateral Decubitus image?
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looking for fluid
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What makes up the right border of the heart when looking at an xray?
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SVC and Right Atrium
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What makes up the left border when looking at an image of the heart?
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Arch of the Aorta
Pulmonary trunk Left Auricle Left Ventricle |
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If RV increases in size then what space is filled?
When LV increases in size? |
Retrosternal space
Retrocardial space |
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Which xray image is better for the heart, AP or PA?
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PA
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What predicts cardiac event that can be seen with a CT of the heart?
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Calcium Score of Coronary Arteries
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What can be seen with an Axial CT scan of the heart?
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Four chambers view
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What is a measure of how much blood the LV ejects with each contraction?
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Ejection Fraction
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What contast media is used with MRIs?
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galladium
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What would you consider with a Ejection Fraction of less than 55%?
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Myocardial Infarction
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With Nuclear Cardiography, what isotope is injected?
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Technesium- goes straight to muscle
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Which ventricle should be whiter when looking at a Nuclear Imaging of the heart?
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LV- because works harder
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What are the 3 main views of Nuclear Imaging?
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1. Short axis view (cross section)
2. Horizontal Long Axis View (coronal image) 3. Vertical Long Axis View (sagittal image) |
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With Nucleur Imaging, what looks like a U?
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Horizontal Long Axis view (coronal view)
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If you suspect a MI and you are taking a Nuclear Image, what should you do?
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Have them do just a rest test, stress test would be dangerous
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If you see a defect at rest on a nuclear image, then its safe to assume what?
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MI
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With Nuclear imaging, if a problem is seen with the stress test, but returns to normal with rest, what does this mean?
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NOT a Myocardial Infarction
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With Nuclear imaging, what color is indicative of BAD?
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BLUE
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What makes the PET scans so expensive?
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Flurodeoxyglucose (FDG) is a metabolic agent with a half life of only 109 minutes. Very short, so very expensive.
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What image shows flow vs. metabolism of the heart?
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Cardiac PET scan
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After a heart attack, heart muscle can be in what 3 states?
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Stunned
Hibernating Dead |
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Heart muscle that is alive is often called__________.
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viable
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What is the best view for a Coronary Arteriography?
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Oblique view
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Why is a lesion of the LAD of young people so dangerous?
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haven't developed collateral circulation yet
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What view is used for Coronary Arteriography to see the Circumflex A?
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Left Anterior Oblique
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What Coronary Arteriography view is used to see the Left Anterior Descending A?
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Right Anterior Oblique
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