The nurse administers amiodarone to a client with ventricular tachycardia. Which monitoring by the nurse is necessary with this drug? (Select all that apply)

QT interval

Heart rate

Respiratory rate

Heart rhythm

Urine output

Answer and Explanation

Correct Answer : A,B,D

Choice A Reason:

Monitoring the QT interval is crucial when administering amiodarone because this drug can prolong the QT interval, increasing the risk of torsades de pointes, a potentially life-threatening form of ventricular tachycardia. The QT interval represents the time it takes for the heart’s ventricles to depolarize and repolarize, and prolongation can lead to arrhythmias. Regular monitoring helps in early detection and prevention of such adverse effects.

Choice B Reason:

Heart rate monitoring is essential when administering amiodarone because the drug can cause bradycardia (a slower than normal heart rate). Amiodarone affects the electrical conduction system of the heart, which can lead to significant changes in heart rate. Monitoring the heart rate ensures that any bradycardia is detected early and managed appropriately to prevent complications such as hypotension or heart failure.

Choice C Reason:

While respiratory rate monitoring is important in general patient care, it is not specifically necessary for monitoring the effects of amiodarone. Amiodarone primarily affects the heart’s electrical activity and has less direct impact on respiratory function. However, in cases of severe adverse reactions, such as pulmonary toxicity, respiratory monitoring may become relevant.

Choice D Reason:

Monitoring heart rhythm is vital when administering amiodarone because the drug is used to treat arrhythmias and can also cause new arrhythmias or exacerbate existing ones. Continuous ECG monitoring helps in detecting any abnormal heart rhythms early, allowing for timely intervention. This is particularly important in patients with a history of arrhythmias or those receiving high doses of amiodarone.

Choice E Reason:

Urine output monitoring is not specifically necessary for patients receiving amiodarone. While maintaining adequate urine output is important for overall patient health, amiodarone does not typically affect renal function directly. Therefore, urine output monitoring is not a primary concern when administering this medication.

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Correct Answer is A

Explanation

Choice A Reason:

0.45% sodium chloride (half-normal saline) is an appropriate solution for treating hypernatremia, especially in a client who is NPO (nothing by mouth). This hypotonic solution helps to gradually reduce the serum sodium levels by providing free water to the extracellular space, which dilutes the high sodium concentration. It is essential to administer this solution slowly to avoid rapid shifts in fluid balance, which can lead to cerebral edema.

Choice B Reason:

Dextrose 5% in 0.9% sodium chloride (D5NS) is not the best choice for treating hypernatremia. While it provides some free water, the presence of 0.9% sodium chloride makes it an isotonic solution, which does not effectively lower serum sodium levels. This solution is more suitable for maintaining fluid balance rather than correcting hypernatremia.

Choice C Reason:

Lactated Ringer’s is also not appropriate for treating hypernatremia. This isotonic solution contains electrolytes, including sodium, which can exacerbate hypernatremia rather than correct it. Lactated Ringer’s is typically used for fluid resuscitation and electrolyte replacement in other clinical scenarios.

Choice D Reason:

Dextrose 10% in water (D10W) is a hypertonic solution and is not suitable for treating hypernatremia. While it provides free water, the high concentration of dextrose can lead to rapid shifts in fluid balance and potential complications such as hyperglycemia. This solution is generally used for providing calories and preventing hypoglycemia in specific clinical situations.

A. Increased temperature B. Increased respiratory rate C. Increased hematocrit D. Increased heart rate E. Increased blood pressure

Correct Answer is ["A","B","C"]

Explanation

Choice A: Increased Respiratory Rate

Fluid overload, also known as hypervolemia, can lead to an increased respiratory rate. This occurs because the excess fluid in the body can accumulate in the lungs, leading to pulmonary congestion and edema. As a result, the body attempts to compensate by increasing the respiratory rate to improve oxygenation and remove excess carbon dioxide. Normal respiratory rate for adults is typically between 12-20 breaths per minute. An increased respiratory rate above this range can indicate fluid overload.

Choice B: Increased Heart Rate

An increased heart rate, or tachycardia, is another common finding in clients with fluid overload. The heart has to work harder to pump the excess fluid throughout the body, leading to an increased heart rate. This is a compensatory mechanism to maintain adequate cardiac output and tissue perfusion. Normal resting heart rate for adults is between 60-100 beats per minute. A heart rate above this range can be indicative of fluid overload.

Choice C: Increased Blood Pressure

Fluid overload can also result in increased blood pressure, or hypertension. The excess fluid in the bloodstream increases the volume of blood that the heart has to pump, leading to higher pressure within the arteries. This can strain the cardiovascular system and lead to complications if not managed properly. Normal blood pressure is typically around 120/80 mmHg. Blood pressure readings consistently above this range can suggest fluid overload.

Choice D: Increased Hematocrit

Increased hematocrit is not typically associated with fluid overload. Hematocrit is the proportion of red blood cells in the blood. In cases of fluid overload, the hematocrit level is usually decreased due to the dilutional effect of the excess fluid. Therefore, this choice is incorrect.

Choice E: Increased Temperature

Increased temperature is not a common finding in fluid overload. Fever or elevated body temperature is more commonly associated with infections or inflammatory conditions. Fluid overload does not typically cause an increase in body temperature. Therefore, this choice is incorrect.

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The nurse administers amiodarone to a client with ventricular tachycardia. Which monitoring by the nurse is necessary with this drug? (Select all that apply)

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

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Correct Answer is A

Explanation

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Correct Answer is ["A","B","C"]

Explanation

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