A nurse is caring for a client with hypothyroidism who is starting levothyroxine.
What should the nurse understand about the initial start of levothyroxine for hypothyroidism?
The client's dosage will be adjusted daily based on blood levels.
The client will remain on the initial dosage during the course of treatment.
The client will start at a high dosage, and the amount will be tapered as needed.
The client will start on a low dosage, which can be gradually increased.
The Correct Answer is D
Choice A rationale
Adjusting levothyroxine dosage daily based on blood levels is generally not appropriate due to the drug's long half-life, which necessitates stable drug concentrations before accurate assessment. Frequent adjustments risk inducing fluctuations in thyroid hormone levels, potentially leading to hyperthyroidism or continued hypothyroidism and making precise titration challenging for maintaining euthyroid state.
Choice B rationale
Remaining on the initial dosage throughout treatment is highly improbable for levothyroxine. Thyroid hormone replacement therapy requires individualized dosing due to variations in patient metabolism, weight, and the severity of hypothyroidism. Regular monitoring of thyroid stimulating hormone (TSH) levels is essential to titrate the dose, ensuring optimal therapeutic effect and avoiding complications.
Choice C rationale
Starting levothyroxine at a high dosage is contraindicated, particularly in older adults or those with cardiovascular comorbidities, due to the risk of precipitating adverse cardiac events such as arrhythmias or angina. High doses can overwhelm the cardiovascular system, demanding increased metabolic activity. Gradual titration minimizes these risks and allows for physiological adaptation.
Choice D rationale
Starting on a low dosage and gradually increasing levothyroxine is the standard and safest approach. This strategy allows the body to adapt to the exogenous thyroid hormone, minimizing the risk of adverse effects like cardiac arrhythmias, particularly in sensitive individuals. Gradual titration prevents rapid metabolic shifts and allows for careful monitoring of patient response and TSH levels.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
Choice A rationale
The statement "I can change who I designate as my health care proxy at any time" indicates a correct understanding. A health care proxy designation is a revocable document, meaning the individual can modify or revoke their chosen proxy at any point, provided they have the decisional capacity to do so, reflecting their evolving wishes.
Choice B rationale
The statement "The health care proxy does not go into effect until I am incapable of making decisions" indicates a correct understanding. A health care proxy's authority is activated only when the principal is deemed medically incapacitated and unable to communicate their own healthcare decisions, preserving patient autonomy while capable.
Choice C rationale
The statement "If I become incapacitated, end-of-life choices will be made by my proxy" indicates a correct understanding. The designated health care proxy is legally empowered to make medical decisions, including end-of-life choices, on behalf of the incapacitated individual, aligning with the patient's previously expressed wishes or acting in their best interest.
Choice D rationale
The statement "I have to choose a family member as my health care proxy" indicates a need for clarification. While many individuals choose a family member, the law does not restrict the choice of a health care proxy to family members only. A person can designate any trusted adult, such as a friend, as their proxy, as long as they are competent and willing to serve. .
Correct Answer is A
Explanation
Choice A rationale
Confronting bullying behavior directly establishes clear professional boundaries and expectations within the unit. This approach fosters a psychologically safe environment, which is crucial for team cohesion and optimal patient care. Addressing the issue promptly prevents escalation and demonstrates leadership commitment to a respectful workplace, promoting accountability and encouraging healthier communication patterns among staff.
Choice B rationale
Modeling bullying behavior is counterproductive and unethical, as it normalizes and perpetuates harmful actions within the workplace. Such actions undermine trust, decrease morale, and can lead to increased stress, burnout, and higher staff turnover rates. A nurse manager's role is to promote a positive and supportive work environment, not to emulate detrimental behaviors.
Choice C rationale
Ignoring horizontal violence, even if not physical, can have significant negative psychological and professional consequences for staff members and the unit. Verbal abuse and gossip erode trust, create a toxic work environment, and can lead to increased anxiety, depression, and decreased job satisfaction, ultimately impacting patient care quality.
Choice D rationale
While logging observed behavior is a useful documentation tool, waiting for an annual evaluation to address horizontal violence delays necessary intervention. Prompt and direct confrontation is essential to mitigate immediate harm and prevent further escalation. Addressing the issue in a timely manner demonstrates a commitment to a safe workplace and supports a healthy team dynamic.
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