A nurse is caring for several clients in the morning prior to surgery. Which medications taken by the clients necessitate a consultation with the primary health care provider regarding their administration? (Select all that apply.)
Prednisone
Metoprolol
Warfarin
Insulin
Phenytoin
Omega-3 fatty acid
Correct Answer : A,C,D,E
Choice A rationale:
Prednisone:
Corticosteroid that suppresses the immune system: It's crucial to consult with the primary healthcare provider (PCP) because prednisone can impair wound healing and increase the risk of infection after surgery. The PCP may need to adjust the dosage or temporarily discontinue prednisone prior to surgery.
Potential for adrenal insufficiency: Abrupt cessation of prednisone can lead to adrenal insufficiency, a life-threatening condition. The PCP will provide guidance on how to taper the medication safely before surgery.
Interaction with anesthesia: Prednisone can interact with certain anesthetic agents, potentially increasing the risk of complications. The PCP and anesthesiologist will need to coordinate care to ensure safe medication management during surgery.
Choice B rationale:
Metoprolol:
Beta-blocker that lowers blood pressure and heart rate: While metoprolol is generally safe to continue before surgery, it's still essential to inform the PCP and anesthesiologist about its use. They will monitor heart rate and blood pressure closely during and after surgery, as metoprolol can interact with certain medications used during the procedure.
Choice C rationale:
Warfarin:
Blood thinner that prevents blood clots: Warfarin requires careful management around surgery due to its significant bleeding risk. The PCP will typically recommend holding warfarin for several days before surgery to allow for normalization of blood clotting. They may also bridge with a shorter-acting anticoagulant if necessary.
Potential for bleeding complications: If warfarin is not managed appropriately, it can lead to excessive bleeding during or after surgery. The PCP will closely monitor the patient's INR (international normalized ratio), a measure of blood clotting, to ensure it's within the safe range for surgery.
Choice D rationale:
Insulin:
Hormone that regulates blood sugar: Patients with diabetes who take insulin require careful blood sugar control around surgery to prevent complications. The PCP will provide specific instructions on how to adjust insulin doses before, during, and after surgery, as insulin needs often change due to the stress of surgery and the impact of anesthesia.
Risk of hypoglycemia and hyperglycemia: Both low blood sugar (hypoglycemia) and high blood sugar (hyperglycemia) can have serious consequences during and after surgery. The PCP will work with the patient to manage blood sugar levels and prevent these complications.
Choice E rationale:
Phenytoin:
Anticonvulsant medication that controls seizures: Phenytoin has a narrow therapeutic window, meaning that blood levels must be closely monitored to ensure efficacy and prevent toxicity. Surgery can affect phenytoin levels, so the PCP will likely recommend checking a blood level before surgery and adjusting the dose as needed.
Potential for drug interactions: Phenytoin interacts with many medications, including some commonly used during surgery. The PCP will need to review the patient's medication list carefully and make any necessary adjustments to prevent interactions.
Choice F rationale:
Omega-3 fatty acid:
Generally safe to continue before surgery: Omega-3 fatty acids are not known to have significant interactions with medications used during surgery or to pose risks for wound healing or bleeding. However, it's always best to inform the PCP about any supplements being taken.
 
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Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
Rationale for Choice A: Ensuring the client is warm
While maintaining client warmth is important for comfort and to prevent hypothermia, it is not the immediate priority upon arrival in the postoperative unit. Thermoregulation can be addressed after more urgent assessments have been completed.
Rationale for Choice B: Participating in hand-off report
A thorough hand-off report is essential for continuity of care, but it does not take precedence over assessing the client's immediate physiological status. The nurse can gather information from the report while simultaneously performing essential assessments.
Rationale for Choice C: Checking the surgical dressings
Monitoring surgical dressings is a crucial aspect of postoperative care, but it does not take priority over assessing fluid and blood output. Excessive bleeding or fluid shifts can rapidly compromise the client's hemodynamic stability and require prompt intervention.
Rationale for Choice D: Assessing fluid and blood output
This is the priority action for several reasons:
Monitoring for Hemorrhage: Early detection of excessive bleeding is crucial to prevent hypovolemic shock, a life-threatening complication. Postoperative bleeding can occur internally or externally, and prompt assessment of fluid and blood output allows for timely interventions to control bleeding and maintain hemodynamic stability.
Assessing Fluid Balance: Maintaining fluid balance is essential for optimal organ function and electrolyte balance. Postoperative clients are at risk for fluid imbalances due to blood loss, fluid shifts, and the use of diuretics or IV fluids. Assessing fluid intake and output helps to identify and address fluid imbalances early.
Evaluating Renal Function: Urine output is a key indicator of renal function. Postoperative clients are at risk for acute kidney injury due to factors such as hypotension, blood loss, and nephrotoxic medications. Assessing urine output helps to detect early signs of kidney dysfunction and initiate appropriate interventions.
Guiding Fluid and Blood Product Replacement: The assessment of fluid and blood output provides essential information to guide the administration of fluids and blood products as needed. This ensures that the client's fluid status and oxygen-carrying capacity are maintained within safe parameters.
Therefore, assessing fluid and blood output takes priority as it allows the nurse to identify and address potential life- threatening complications promptly, as well as guide interventions to maintain fluid balance and organ function.
Correct Answer is A
Explanation
Choice A rationale:
Prednisone is a corticosteroid that suppresses the body's natural production of cortisol. Cortisol is a hormone that is essential for life, and it plays a role in many important bodily functions, including:
Regulating blood sugar levels Maintaining blood pressure Reducing inflammation Responding to stress
When a person takes prednisone for a long period of time, their body begins to rely on the medication to provide cortisol. If the medication is stopped suddenly, the body cannot produce enough cortisol on its own, which can lead to a life-threatening condition called adrenal insufficiency.
Adrenal insufficiency can cause a variety of symptoms, including: Extreme fatigue
Weakness Dizziness Nausea Vomiting Abdominal pain Confusion
Loss of consciousness
To prevent adrenal insufficiency, it is important to taper off prednisone slowly over a period of time. This allows the body to gradually adjust to producing cortisol on its own.
Here are some additional details about why prednisone should never be discontinued abruptly: The risk of adrenal insufficiency is highest when prednisone has been taken for more than 3 weeks. The longer a person has been taking prednisone, the slower the taper should be.
It is important to follow the tapering instructions provided by the healthcare provider.
If a person experiences any symptoms of adrenal insufficiency, they should seek medical attention immediately.

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