| CT venography – true or false? |
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| 1. | Requires an
additional contrast injection |
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| 2. | Can be performed
at the same time as |
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| CT pulmonary
arteriography. |
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| 3. | Is less accurate
than Doppler |
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| sonography for
detection of lower |
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| extremity
thrombi. |
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| 4. | Surveys the
abdominal and pelvic veins |
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| as well as the
legs. |
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