When admitting a patient with possible respiratory failure and a high PaCO2, which assessment information should be immediately reported to the health care provider?
The patient's blood pressure is 164/98.
The patient appears somnolent.
The patient's oxygen saturation is 90%.
The patient reports feeling weak.
The Correct Answer is B
B Somnolence, or excessive sleepiness, can indicate respiratory depression, hypercapnia (elevated PaCO2), or impending respiratory failure. Somnolence in this context is concerning as it may suggest worsening respiratory status and impending respiratory compromise. Therefore, it should be immediately reported to the healthcare provider for further evaluation and intervention.
A blood pressure of 164/98 mmHg is elevated but may not necessarily require immediate intervention, especially if the patient is not exhibiting signs of acute hypertensive crisis or end-organ damage.
However, it should be closely monitored and managed as appropriate. While hypertension may contribute to respiratory distress, it may not be the most critical finding to report immediately in a patient with possible respiratory failure and a high PaCO2.
C An oxygen saturation of 90% indicates hypoxemia, which can exacerbate respiratory failure and contribute to respiratory distress. While hypoxemia requires prompt intervention to improve oxygenation, it may not be the most critical finding to report immediately if the patient is not showing signs of severe respiratory distress or impending respiratory failure. However, it should be closely monitored and managed to prevent further deterioration.
D Weakness is a nonspecific symptom and may be related to various underlying causes, including respiratory failure, electrolyte imbalances, or systemic illness. While weakness warrants further assessment and management, it may not be the most urgent finding to report immediately in a patient with possible respiratory failure and a high PaCO2 unless it is accompanied by other concerning symptoms or signs of impending respiratory compromise.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
B. Sodium nitroprusside is a potent vasodilator used to reduce systemic vascular resistance and afterload, thereby improving cardiac output and tissue perfusion in cardiogenic shock. In this scenario, where the patient has cool and clammy skin with high SVR, indicating peripheral vasoconstriction,
increasing the rate of sodium nitroprusside infusion can help vasodilate peripheral vessels, reduce afterload, and improve tissue perfusion
A. Dopamine is a medication commonly used in the management of cardiogenic shock to increase cardiac output and systemic blood pressure. However, in this scenario where the patient is cool and clammy with high SVR, indicating vasoconstriction and potential peripheral hypoperfusion, increasing the rate of dopamine infusion may further increase systemic vascular resistance and exacerbate peripheral vasoconstriction. This can worsen tissue perfusion and exacerbate the patient's condition.
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C. Nitroglycerin is another vasodilator commonly used in the management of cardiogenic shock to reduce preload and afterload, thereby improving cardiac output and tissue perfusion. However, decreasing the rate of nitroglycerin infusion may further exacerbate vasoconstriction and increase SVR, worsening tissue perfusion in this scenario. Therefore, decreasing the rate of nitroglycerin infusion is not indicated.
D. Intravenous fluids such as 5% dextrose in normal saline are typically administered to maintain adequate intravascular volume and perfusion pressure in shock states. However, decreasing the rate of intravenous fluid infusion may further decrease intravascular volume and preload, potentially exacerbating hypoperfusion and worsening the patient's condition. Therefore, decreasing the rate of intravenous fluid infusion is not indicated in this scenario.
Correct Answer is C
Explanation
C. Mean arterial pressure (MAP) reflects the average pressure in the arteries during one cardiac cycle and is an important indicator of tissue perfusion. A MAP of 56 mm Hg is below the normal range (typically >60 mm Hg) and may indicate inadequate tissue perfusion. While norepinephrine is commonly used to increase blood pressure and improve tissue perfusion in hypotensive patients, a MAP of 56 mm Hg suggests that the current infusion rate may not be sufficient to maintain adequate perfusion, and adjusting the infusion rate may be warranted.
A. Norepinephrine is a vasopressor medication primarily used to increase blood pressure in patients with hypotension or shock. A low pulmonary artery wedge pressure (PAWP) suggests decreased preload, which may indicate hypovolemia or inadequate fluid resuscitation. In this case, adjusting the norepinephrine infusion rate may not be necessary, but rather addressing the underlying cause of hypovolemia or inadequate preload.
B. Systemic vascular resistance (SVR) represents the resistance the heart must overcome to pump blood into the systemic circulation. An elevated SVR may suggest vasoconstriction, which could be a desired effect of norepinephrine infusion to increase blood pressure. Therefore, an elevated SVR may not necessarily indicate a need to adjust the norepinephrine infusion rate, as it may reflect the medication's intended action.
D. Norepinephrine primarily acts on alpha-adrenergic receptors to increase blood pressure by inducing vasoconstriction. While it may cause reflex bradycardia due to increased systemic vascular resistance, a heart rate of 58 beats/min may be within an acceptable range depending on the patient's clinical condition and baseline heart rate. Therefore, a slow heart rate alone may not necessarily indicate a need to adjust the norepinephrine infusion rate unless it is associated with signs of inadequate tissue perfusion or other concerning symptoms.
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