Stevenson: A fib, DVT, PE Flashcards Preview

Block 7 Week 4 > Stevenson: A fib, DVT, PE > Flashcards

Flashcards in Stevenson: A fib, DVT, PE Deck (15):
1

What is the problem in atrial fibrillation?

the top portion of the atria is not squeezing/contracting, which leads to stasis of the blood in the atria

2

This is the only anti-coagulation drug used in A fib patients with mechanical or artificial valves

coumadin

**cannot use any of the novel anti-coags

3

3 novel alternatives to coumadin

pradaxa
eliquis
xarelto

4

Pradaxa is a (blank) inhibitor

thrombin

5

Eliquis and xarelto are (blank) inhibitors

factor 10a

6

What is the CHADSS score used for? What does each component stand for?

used to determine if A fib patients need to be put on a blood thinner;
Congestive heart failure
HTN
Age (>75)
Diabetes
Stroke 2pts
Stroke (TIA) 2pts

7

If the CHADSS score is > 1, what does this mean??

the patient needs to be put on a blood thinner, but not aspirin

8

If the CHADSS score <1, the patient can be put on (blank)

aspirin

9

What is the difference between clearance of Pradaxa and Eliquis?

Pradaxa is only cleared renally, so it cannot be used in patients with renal failure;
Eliquis is cleared via stool, kidney and liver, so can be used in cases of renal failure

10

How does a pulmonary embolism present?

mild chest pain
tachycardia
hypoxia
SOB
hypotension

11

For sudden onset of pulmonary embolism, what drug should be used? Which drugs should not be used? Why?

use IV heparin (not subcutaneous heparin);
do NOT use novel anticoags like pradaxa, eliquis, and xarelto because these meds are active for longer periods of time (12-24 hours) so that once you administer ad dose, you cannot take the patient off the meds to insert a central line or a catheter, etc

12

What is the dosing for apizapam (Eliquis)

10mg bid for 7 days
then5mg bid for up to 6 monthg

13

What is the dosing for rivaroxaban (Xarelto)?

15mg bid for 3 weeks
20mg od for 3, 6, or 12 months

14

What is the dosing for lovenox (enoxaparin)?

150mg bid for 6 months

15

What do you use for DVT?

lovanox subcutaneously

**no IV