Herzing University NSG 223 Med Surg II Exam 1
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When patient is on Atropine what signs/symptoms should you notify the
MD about?
- If fluid intake is greater or less than urine output
- Fever
- Weakness becomes severe
After IV heparin injection how long does it taking to act?
immediatley
After Sub Q heparin injection how long does it take to act?
20-30 minutes
What does Heparin treat?
- Prevents DVT and PE
- Prevents further thrombus formation and embolization
- A-Fib
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It is essential to take a what count before heparin therapy begins and
every 2-3 days during heparin therapy?
Platelet count
If the platelet count falls below 100,000 or less than half the baseline,
what do we do to the heparin therapy?
discontinue the heparin What
is the goal of heparin?
prevent blood coagulation long enough for clotting factors to be
replenished and thus control hemorrhage
What is the action of Heparin?
Combines with antithrombin III to inactivate clotting factors to prevent
thrombus formation
What are contraindications for Heparin?
GI ulcerations, intracranial bleeding, dissecting aortic aneurysm, blood
dyscrasias, severe kidney or liver disease
What should be maintained at approximately 1.5-2.5 times the baseline
value during heparin therapy?
aPTT
Normal control value for heparin is how many seconds?
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25-35 seconds
The theraputic range for heparin is what?
45-70 seconds if the rate is below 45 seconds for heparin
what do we do?
increase the rate if the rate is higher than 70 seconds for
heparin what do we do?
decrease/stop rate aPTT should be drawn approximately when before
a dose of heparin is scheduled?
1 hour before
For heparin assess patient for what? overt
bleeding or HIT
What drugs increase the effects of heparin?
- Warfarin (if receiving both heparin and warfarin, draw blood for the
PT at least 5 hours after the last IV heparin dose)
What are the Adverse Effects of Heparin?
-Hemorrhage is the major side effect of heparin therapy, hypersensitivity
and local irritation with subcutaneous injections
What is the life threatening side effect of Heparin?