Exhibits
Which of the following is the most appropriate treatment for this patient. given the likely diagnosis of acute sinusitis?
Nasal saline irrigation alone
Oral decongestants alone
Oral antibiotics
Intranasal corticosteroids alone
The Correct Answer is C
In cases of acute bacterial sinusitis that last longer than 10 days, worsen after initial improvement, or present with severe symptoms (such as fever and significant facial pain), oral antibiotics are generally indicated. First-line options typically include amoxicillin-clavulanate.
Other options listed, such as nasal saline irrigation, oral decongestants, or intranasal corticosteroids, may help alleviate symptoms but would not address the bacterial infection, making antibiotics the most appropriate primary treatment in this case.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Sputum culture: A sputum culture is the definitive diagnostic test for tuberculosis (TB). It involves collecting a sample of the patient’s sputum and testing it for the presence of Mycobacterium tuberculosis, the bacterium that causes TB. This test confirms active TB infection and is critical in guiding treatment.
B. Chest x-ray: A chest x-ray can show abnormalities in the lungs that may suggest TB, such as infiltrates or cavities, but it cannot confirm the diagnosis. It is often used as a supporting diagnostic tool alongside other tests.
C. Tuberculin skin test: The tuberculin skin test (TST) is used to identify latent TB infection, not active TB. A positive result indicates that a person has been exposed to TB bacteria, but it does not confirm active disease.
D. Bronchoscopy: Bronchoscopy allows for direct visualization of the airways and collection of samples, but it is not the standard diagnostic test for confirming TB. Sputum culture remains the gold standard for diagnosis.
Correct Answer is ["C","D"]
Explanation
A. Blood urea nitrogen (BUN) 25 mg/dl (10 to 20 mg/dL): Elevated BUN can indicate dehydration or kidney issues, but it is not directly related to metabolic alkalosis.
B. Serum potassium level 4.8 mg/dL (3.5 to 5 mg/dL): This potassium level is within the normal range and does not indicate a cause of metabolic alkalosis. Metabolic alkalosis is more commonly associated with hypokalemia rather than normal potassium levels.
C. History of vomiting: Vomiting can lead to metabolic alkalosis due to the loss of stomach acid (hydrochloric acid), which reduces the body's acidity and raises the pH.
D. Overuse of antacids: Excessive use of antacids can contribute to metabolic alkalosis because antacids neutralize stomach acid, leading to an increase in blood pH.
E. Polycythemia: Polycythemia, an increased concentration of red blood cells, is not typically associated with metabolic alkalosis. It is related to other conditions such as chronic hypoxia or bone marrow disorders.
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