Hubbard - DVT/PE Flashcards

1
Q

What is the gold standard diagnostic tool for PE

A

CT Pulmonary Arteriography

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2
Q

If pt can’t have contrast, which diagnostic tool is used for PE

A

V:Q scan

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3
Q

If a pt has a d-dimer < 500, what does that mean in terms of a PE

A

They don’t have one

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4
Q

What is Liskers sign

A

Pain w/ percussion on anteriomedial tibia

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5
Q

What is Lowenberg’s sign

A

Pain when BP cuff applied and pumped to 80 mmHg

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6
Q

What drugs commonly invoke a hypercoagulable state

A

Tamoxifen

Bevacizumab

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7
Q

What is the Well’s Criteria

A
Signs/Sx's = 3
PE Dx most likely = 3
HR > 100 = 1.5
Immobilized > 3 days OR surgery in last 4 wks = 1.5
Hx of DVT/PE = 1.5
Hemoptysis = 1
Cancer w/in last 6 months = 1
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8
Q

How is the Well’s Criteria score interpreted

A
< 2 = low
2-6 = moderate
> 6 = high
OR
≤ 4 = unlikely, > 4 = likely
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9
Q

How long is generic Tx after a PE/DVT

A

3 months

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10
Q

If a pt has cancer and presents with a PE/DVT, how long is therapy and which drug is used

A

As long as the cancer

Enoxaparin

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11
Q

If a pt has an unprovoked clot, how long is therapy

A

3 months then reassess

May add ASA daily

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12
Q

If a pt has a recurrent unprovoked clot, how long is therapy

A

Indefinite

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13
Q

If a pt has an underlying thrombophilia, how long is therapy

A

Indefinite

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14
Q

If a pt has Antiphospholipid Ab Syndrome, how long is therapy

A
Sero-negative = may stop
Sero-positive = indefinite
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15
Q

When is Enoxaparin used and for how long

A

Almost everyone:
Surgery - 4 wks
Ortho surgery - 2x/day for 10 (TK/TH = 1 month)
Bariatric surgery - 2x/day

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16
Q

When is Dabigatran used

A

Post-TH with good renal function

17
Q

When is Warfarin used

A

Post TK, TH, Fx