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Author Question: A nurse cares for a patient on warfarin therapy for atrial fibrillation. Which laboratory value is ... (Read 42 times)

bobbysung

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on: Jul 23, 2018
A nurse cares for a patient on warfarin therapy for atrial fibrillation. Which laboratory value is the goal of this form of anticoagulation?
 
  1. An aPTT of three times normal
  2. A PT of 4 seconds
  3. An INR of 2-3
  4. A PT of 20 seconds

Question 2

A patient comes into the emergency department stating, I accidentally took three times my prescribed dosage of warfarin. A nurse finds no evidence of bleeding. What is the nurse's next intervention?
 
  1. Have protamine sulfate available for immediate therapy.
  2. Expect to draw aPTT levels.
  3. Draw blood for type and cross-match for transfusion.
  4. Draw blood for PT levels and INR.


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zenzy

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Reply #1 on: Jul 23, 2018
Answer to Question 1

Correct Answer: 3

Answer to Question 2

Correct Answer: 4


bobbysung

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Reply 2 on: Jul 23, 2018
Excellent

deja

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Reply 3 on: Yesterday
Gracias!

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ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

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