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Questions and Answers
What percentage of cases do medium-sized emboli occlude peripheral pulmonary branches?
What percentage of cases do medium-sized emboli occlude peripheral pulmonary branches?
- 60-80%
- 20-35% (correct)
- 5%
- None of the above
Which of the following can large emboli cause when impacting major pulmonary arteries?
Which of the following can large emboli cause when impacting major pulmonary arteries?
- Pulmonary infarction
- Sudden death (correct)
- Acute left-sided heart failure
- Hemoptysis
What is the typical source of a large pulmonary thrombo-embolus?
What is the typical source of a large pulmonary thrombo-embolus?
- Deep veins of the legs (correct)
- Large veins of the arms
- Peripheral pulmonary branches
- Major pulmonary arteries
What is the main cause of infarction in the pulmonary arteries?
What is the main cause of infarction in the pulmonary arteries?
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What can infarcts in the pulmonary arteries appear like?
What can infarcts in the pulmonary arteries appear like?
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