Nokea
A client with a liver abscess undergoes surgical evacuation and drainage of the abscess. Which laboratory value is most important for the nurse to monitor following the procedure?
- A. Serum creatinine
- B. Blood urea nitrogen (BUN)
- C. White blood cell count
- D. Serum glucose
Correct Answer: C
Rationale: Monitoring WBC is essential to assess for infection or signs of abscess recurrence after the procedure.
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After a hospitalization for Syndrome of Inappropriate Antidiuretic Hormone (SIADH), a client develops pontine myelinolysis. Which intervention should the nurse implement first?
- A. Reorient client to his room
- B. Place a patch on one eye
- C. Evaluate client's ability to swallow
- D. Perform range of motion exercises
Correct Answer: A
Rationale: Reorienting the client helps in managing confusion and disorientation, which are common in pontine myelinolysis.
An 8-year-old female presents with chest pain of 1 day's duration. Five days prior to the pain, she had fever, chills, and myalgias. Physical examination reveals an uncomfortable, anxious, afebrile patient with tachycardia, no murmur, and distant heart sounds. The chest x-ray is shown in Figure 19-2. There is a paradoxical pulse of 22 mm Hg. The most likely diagnosis is
- A. myocarditis
- B. cardiomyopathy
- C. Kawasaki disease
- D. pericarditis
Correct Answer: D
Rationale: Pericarditis causes distant heart sounds, paradoxical pulse, and can follow viral illnesses.
A child develops carditis from rheumatic fever. Which areas of the heart are affected by carditis?
- A. Coronary arteries
- B. Heart muscle and the mitral valve
- C. Aortic and pulmonic valves
- D. Contractility of the ventricles
Correct Answer: B
Rationale: The tissues that cover the heart and heart valves are affected. The heart muscle may be involved and the mitral valve is frequently involved.
Hemolytic anaemia is characterised by:
- A. Increased haptoglobin
- B. Haemosiderinuria
- C. Polychromasia
- D. Megaloblastic bone marrow
Correct Answer: B
Rationale: Haemosiderinuria: Hemolytic anaemia often leads to the release of heme, which is broken down into hemosiderin, leading to haemosiderinuria (presence of hemosiderin in urine).
Measuring serum potassium is essential in a child with confirmed hypertension because hyperkalemia may be seen in
- A. Liddle syndrome
- B. Gordon syndrome
- C. glucocorticoid remediable aldosteronism
- D. apparent mineralocorticoid excess
Correct Answer: D
Rationale: Hyperkalemia is not typically associated with Liddle syndrome, which causes hypokalemia.