The nurse is assessing a patient diagnosed with hypertension several years ago. What assessment finding may indicate that target organ damage is now occurring?
Changes in peristalsis
Decreased urine output
Decreased insulin resistance
Hypercholesteremia
The Correct Answer is B
A. Changes in peristalsis: Changes in peristalsis, which refers to the rhythmic contraction and relaxation of the gastrointestinal tract muscles, are not typically associated with target organ damage in hypertension. While hypertension can indirectly affect gastrointestinal function through its impact on other organ systems, such as the kidneys and cardiovascular system, alterations in peristalsis are more commonly attributed to gastrointestinal disorders or neurological conditions rather than hypertension-induced target organ damage.
B. Decreased urine output: In a patient diagnosed with hypertension, decreased urine output may indicate the development of target organ damage, particularly renal damage. Hypertension can lead to chronic kidney disease (CKD) over time, which is characterized by a gradual decline in kidney function. Decreased urine output may be a sign of impaired renal function, reduced glomerular filtration rate (GFR), or the presence of proteinuria. These changes indicate that the kidneys are no longer effectively filtering waste products and regulating fluid balance, suggesting the onset of renal damage as a consequence of long-standing hypertension.
C. Decreased insulin resistance: Hypertension is not directly linked to changes in insulin resistance. However, hypertension and insulin resistance are often comorbid conditions that share common risk factors, such as obesity, sedentary lifestyle, and unhealthy diet. While poorly controlled hypertension and insulin resistance can contribute to the development of cardiovascular disease and other complications, a decrease in insulin resistance would not typically be considered an indicator of target organ damage in hypertension.
D. Hypercholesterolemia: Hypercholesterolemia, or high levels of cholesterol in the blood, is a risk factor for cardiovascular disease, including atherosclerosis and coronary artery disease. While hypertension and hypercholesterolemia frequently coexist and contribute to the progression of vascular damage, the presence of hypercholesterolemia alone does not necessarily indicate target organ damage specific to hypertension. However, elevated cholesterol levels can exacerbate vascular changes and increase the risk of cardiovascular events in individuals with hypertension.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. Continue to administer the metoprolol tartrate as ordered:
Metoprolol is a beta-blocker commonly used to treat hypertension, angina, and heart failure. One of its main effects is to decrease heart rate and blood pressure. In this scenario, the patient's vital signs reveal a low heart rate (48 bpm) and relatively low blood pressure (100/50 mmHg). Given that metoprolol can further reduce heart rate and blood pressure, it would be prudent for the nurse to withhold the medication until further assessment is conducted.
B. Ask the patient if her pulse is within the normal range:
While it's essential to assess the patient's understanding of her condition, asking if her pulse is within the normal range is not sufficient. The nurse should perform a more thorough assessment and consider the clinical significance of the vital signs obtained. In this case, a heart rate of 48 bpm is lower than the typical normal range for adults (60-100 bpm), indicating bradycardia, which may be symptomatic or concerning in the context of administering a beta-blocker like metoprolol.
C. Hold the medication and call the provider:
Given the patient's low heart rate (bradycardia) and relatively low blood pressure, holding the metoprolol tartrate and contacting the healthcare provider is the most appropriate action. Bradycardia and hypotension can be signs of excessive beta-blockade, especially with medications like metoprolol, which can further lower heart rate and blood pressure. The nurse should notify the provider promptly to discuss the patient's condition and determine the appropriate course of action.
D. Ask the patient to eat salty foods:
Encouraging the patient to eat salty foods would not address the underlying issue of bradycardia and hypotension. While increasing salt intake may help raise blood pressure in some cases, it is not a standard intervention for managing symptomatic bradycardia or low blood pressure caused by medication effects.
Correct Answer is B
Explanation
A. The partial thromboplastin time is 30 seconds:
The partial thromboplastin time (PTT) measures the clotting time of blood and is typically used to monitor patients on heparin therapy, not warfarin. A PTT of 30 seconds is within the normal range and does not directly relate to warfarin therapy. Therefore, it does not require immediate follow-up in the context of warfarin administration.
B. The International normalized ratio is 6.0:
The International Normalized Ratio (INR) is a standard measure used to monitor the effectiveness of warfarin therapy. For most indications, the therapeutic range for INR is typically between 2.0 and 3.0. A value of 6.0 indicates that the patient's blood is taking six times longer to clot than normal, suggesting a significantly increased risk of bleeding. Therefore, this result requires immediate follow-up by the nurse to assess the patient's condition and potentially adjust warfarin dosage to reduce the risk of bleeding.
C. Creatinine is 12:
Creatinine is a waste product generated by muscle metabolism and is filtered out of the blood by the kidneys. Elevated levels of creatinine may indicate impaired kidney function, but this result does not directly relate to warfarin therapy. While an elevated creatinine level may require follow-up for other reasons, it does not necessitate immediate action related to warfarin therapy.
D. The patient's hematocrit level is 43%:
Hematocrit is a measure of the proportion of red blood cells in the blood. A hematocrit level of 43% is within the normal range for both men and women and does not directly relate to warfarin therapy. While changes in hematocrit may occur in some patients taking warfarin, this result alone does not require immediate follow-up in the context of warfarin administration.
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