Your patient is diagnosed with a PE and a urinary catheter is ordered. Why?
Need to monitor I&O very closely. PE can lead to shock, etc.
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What does an IVC filter do?
Provides a screen in the IVC- allows blood through while blocking or fragmenting emboli from pelvis or lower extremities
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What is a normal PTT? Therapeutic PTT?
25-35 seconds; 45-70 seconds (2-2.5 times normal)
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How long should a patient expect to be on anticoagulation therapy after a PE?
10 days-3 months; Forever if high risk
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Why would a patient start both enoxaparin and warfarin at the same time?
enoxaparin acts right away. warfarin takes time to become therapeutic. Enoxaparin bridges until warfarin is therapeutic
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Heparin is safe to use during pregnancy. True or False?
True- does not cross placental barrier and not secreted in breast milk
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How does warfarin work?
Acts in liver to prevent synthesis of vit-K dependent clotting factors. Similar to vit-K in structure, it acts as a competitive antagonist to hepatic use of K
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What is the antidote to warfarin?
Vit K
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Dabigatran is safe to use in older adults. True or False
Both... alert: Beer Criteria: potentially inappropriate; Check Creatinine clearance. No dose adjustment if renal function ok.
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Rivaroxaban is safe to use for those with renal disease. True or False
False- avoid if creatinine clearance of less than 15mL/min
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Garlic can increase the effects of heparin. True or False?
True (garlic supplement or excessive garlic intake)
