Pathoma: Embolism Flashcards

1
Q

An embolus is just _________.

A

a mass that is floating in the blood vessels

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2
Q

The most common type of embolus is a _________.

A

thrombus

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3
Q

Atherosclerotic emboli are characterized by ___________.

A

cholesterol clefts; these are crystals that form lens-shaped gaps in the embolus

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4
Q

Fat emboli (often released by bone marrow) are histologically characterized by _________.

A

rounded gaps, as opposed to sharp clefts found in cholesterol

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5
Q

What are the two most common sources of gas emboli?

A

The bends and laparoscopic surgery (in which air is pumped into cavities)

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6
Q

The amniotic fluid is loaded with ________; for this reason, amniotic fluid emboli can cause DIC.

A

tissue thromboplastin

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7
Q

Most pulmonary emboli are __________.

A

small and clinically silent (because lungs have dual blood supply)

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8
Q

Pulmonary emboli can be detected with ________.

A

V/Q scans

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9
Q

Systemic emboli usually arise in the _________.

A

left heart

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