The nurse is preparing an older adult client for a magnetic resonance imaging (MRI) with contrast. Which laboratory value should the nurse report to the healthcare provider before the scan is performed?
Reference Range:
Glycosylated Hemoglobin (4% to 5.9% ]
Creatinine 10.6 to 1.2 mg/dL (53 to 106 μmol/L)]
Glucose [74 to 106 mg/dL (4.1 to 5.9 mmol/L)]
Blood Urea Nitrogen [10 to 20 mg/dL (3.6 to 7.1 mmol/L)]
Fasting blood sugar of 200 mg/dl. (11.1 mmol/L).
Serum creatinine of 1.9 mg/dl. (168 μmol/l)
Glycosylated hemoglobin of 8%.
Blood urea nitrogen of 22 mg/dL (7.9 mmol/L)
The Correct Answer is B
B. Creatinine is a waste product of muscle metabolism that is filtered by the kidneys. Elevated serum creatinine levels may indicate impaired kidney function. Since contrast agents can affect renal function, a serum creatinine level above the reference range should be reported to the healthcare provider before the MRI with contrast.
A. While elevated blood sugar levels may indicate diabetes or poor glycemic control, they are not directly related to kidney function or the risk of contrast-induced nephropathy. Therefore, this value is not the most pertinent for reporting before an MRI with contrast.
C. Glycosylated hemoglobin (HbA1c) reflects average blood glucose levels over the past two to three months and is used to assess long-term glycemic control in diabetes. While elevated HbA1c levels suggest poor diabetes management, they do not directly assess kidney function or the risk of contrast-induced nephropathy.
D. Blood urea nitrogen (BUN) levels reflect the amount of urea nitrogen in the blood and can indicate kidney function. Elevated BUN levels may suggest impaired renal function. However, an elevated serum creatinine is a more reliable marker for renal excretion.
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Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
B. Creatinine is a waste product of muscle metabolism that is filtered by the kidneys. Elevated serum creatinine levels may indicate impaired kidney function. Since contrast agents can affect renal function, a serum creatinine level above the reference range should be reported to the healthcare provider before the MRI with contrast.
A. While elevated blood sugar levels may indicate diabetes or poor glycemic control, they are not directly related to kidney function or the risk of contrast-induced nephropathy. Therefore, this value is not the most pertinent for reporting before an MRI with contrast.
C.Glycosylated hemoglobin (HbA1c) reflects average blood glucose levels over the past two to three months and is used to assess long-term glycemic control in diabetes. While elevated HbA1c levels suggest poor diabetes management, they do not directly assess kidney function or the risk of contrast-induced nephropathy.
D. Blood urea nitrogen (BUN) levels reflect the amount of urea nitrogen in the blood and can indicate kidney function. Elevated BUN levels may suggest impaired renal function. However, an elevated serum creatinine is a more reliable marker for renal excretion.
Correct Answer is C
Explanation
C. One of the hallmark features of ADC is the development of cognitive impairment, including changes in memory, concentration, and problem-solving abilities. The change in handwriting (graphomotor impairment) is a specific neurological symptom that may indicate cognitive dysfunction and is consistent with the diagnosis of AIDS dementia.
A. This symptom suggests emotional distress or mood disturbances, which can occur in individuals with HIV/AIDS due to the psychological impact of the diagnosis and the uncertainty surrounding the disease progression. However, it is not specific to AIDS dementia
B. Increased sleepiness or hypersomnia can occur in individuals with AIDS dementia due to disruptions in sleep-wake cycles and alterations in brain function. However, increased sleepiness alone is not specific to AIDS dementia
D. Social withdrawal or isolation can occur in individuals with HIV/AIDS due to various reasons, including stigma, depression, or physical symptoms. However, it is not specific to AIDS dementia.
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