Monitoring aPTT in Heparin Therapy
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What is the primary purpose of monitoring activated partial thromboplastin time (aPTT) in patients receiving heparin therapy?
O To monitor for heparin-induced thrombocytopenia
O To assess the patient's electrolyte balance
O To adjust the heparin dosage based on coagulation status
O To determine the need for fresh frozen plasma (FFP) administration
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Let's review this pharmacology question about monitoring heparin therapy. We need to determine the primary purpose of checking a P T T levels.
Heparin Therapy Monitoring
Heparin is an anticoagulant, meaning it slows down the blood's ability to clot. Because everyone responds differently to heparin, we must monitor its effect carefully.
Action: Anticoagulant (blood thinner)
Goal: Therapeutic range
Activated partial thromboplastin time, or a P T T, is a blood test that measures how many seconds it takes for a clot to form.
Let's evaluate the options. The first choice mentions heparin induced thrombocytopenia. While that is a serious side effect, it is monitored by checking platelet counts, not a P T T.
Evaluating Options
| Option | Status |
|---|---|
| To monitor for HIT | Incorrect (Need Platelet count) |
The second option discusses electrolyte balance. Heparin therapy doesn't primary require a P T T to check electrolytes like potassium or sodium.
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