A nurse is caring for a client on an IV infusion of heparin.
What actions does this nurse include in the client's plan of care? (Select all that apply.)
Assess the client for bleeding.
Monitor the daily activated partial thromboplastin time (aPTT) results.
Stop the IV for aPTT above baseline.
Use an IV pump for the infusion.
Correct Answer : A,B,D,E
Choice A rationale
Regular assessment for bleeding is critical because heparin inhibits the coagulation cascade by enhancing antithrombin III, which inactivates thrombin and factor Xa. This increases the risk of hemorrhage, so the nurse must monitor for signs like petechiae, ecchymosis, hematuria, or GI bleeding to prevent serious complications. Platelets should be maintained above 100,000.
Choice B rationale
The activated partial thromboplastin time (aPTT) measures the time it takes for a fibrin clot to form via the intrinsic and common pathways of the coagulation cascade. Heparin therapy is monitored by the aPTT, with a therapeutic range typically 1.5 to 2.5 times the client’s baseline or control value, usually 45-75 seconds.
Choice C rationale
Stopping an IV heparin infusion for an aPTT above baseline is not always the correct action, as the therapeutic range is purposefully elevated. The aPTT should be 1.5 to 2.5 times the control value. An aPTT above this therapeutic range warrants holding the dose or adjusting the rate according to established hospital protocols and provider orders.
Choice D rationale
Using an IV pump is essential for heparin infusion to ensure precise and consistent administration. Heparin is a high-alert medication with a narrow therapeutic index. An IV pump prevents boluses and ensures the client receives the exact prescribed dose over time, minimizing the risk of subtherapeutic levels or overdose.
Choice E rationale
Daily weighing is crucial for monitoring fluid balance and detecting fluid shifts, which can indicate internal bleeding, a significant risk with heparin. Using the same scale at the same time each day, with the client wearing similar clothing, ensures accurate and comparable measurements, providing a reliable trend of the client’s weight.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Choice A rationale
While medication cost can be a barrier to adherence, it doesn't directly address the client's misconception about the disease itself. Focusing on this aspect may be premature and might not resolve the client's core belief that treatment is unnecessary without symptoms.
Choice B rationale
This statement provides accurate and crucial scientific information. Hypertension is often called the "silent killer" because it typically has no symptoms until it causes significant end-organ damage. Explaining this concept directly addresses the client's flawed reasoning about medication adherence.
Choice C rationale
This response is dismissive and inaccurate. Most people with hypertension do not experience severe morning headaches, and this statement might mislead the client into thinking their lack of symptoms is a sign of good health, thereby reinforcing their decision not to take medication.
Choice D rationale
This response uses scare tactics, which can be counterproductive. While kidney failure is a potential consequence of untreated hypertension, a more educational and less confrontational approach is generally more effective for promoting long-term adherence to a medical regimen.
Correct Answer is ["C","E","F"]
Explanation
Choice A rationale
Abrasive pumice stones should be avoided in peripheral vascular disease. The reduced blood flow and neuropathy in this condition make the skin more fragile and susceptible to injury. Abrasions or small cuts from a pumice stone can lead to non-healing ulcers and serious infections due to poor circulation.
Choice B rationale
Wearing cheap flip-flops is not a good practice. They offer inadequate support and protection. Clients with peripheral vascular disease often have reduced sensation (neuropathy), making them unaware of foot injuries from ill-fitting or unprotected footwear. Properly fitting, supportive shoes are essential for foot protection.
Choice C rationale
Keeping feet dry, especially between the toes, prevents maceration and fungal infections like athlete's foot. In peripheral vascular disease, even minor skin breaks can become entry points for pathogens, leading to severe infections and ulcers that are difficult to heal due to compromised circulation.
Choice D rationale
Applying lotion is beneficial for dry skin but it should not be applied between the toes. Applying lotion between the toes can create a moist environment that promotes fungal growth. Fungal infections can lead to skin breakdown, which is a significant risk for ulceration and infection in clients with poor circulation.
Choice E rationale
Washing feet in room-temperature water is critical for client safety. Clients with peripheral vascular disease often have sensory deficits (neuropathy) and may not be able to accurately perceive temperature. Using hot water could easily cause burns, which in a client with poor circulation can lead to severe, non-healing wounds.
Choice F rationale
Daily inspection of the feet is a cornerstone of self-care for peripheral vascular disease. Clients should be taught to look for any cuts, sores, blisters, or redness. Early detection of these issues allows for prompt intervention before they can progress into serious, difficult-to-treat infections or ulcers.
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