A client with acute renal injury (AKI) who weighs 50 kg and has a potassium level of 6.7 mEq/L (6.7 mmol/l) is admitted to the hospital. Which prescribed medication should the nurse administer first?
- A. Sevelamer (RenaGel) one tablet PO.
- B. Epoetin alfa, recombinant (Epogen) 2,500 units SUBQ
- C. Sodium polystyrene (Kayexalate) 15 grams PO
- D. Calcium acetate (Phos-Lo) one tablet PO
Correct Answer: C
Rationale: Sodium polystyrene (Kayexalate) helps remove excess potassium, which is the priority concern in AKI with elevated potassium.
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Gingival hyperplasia is an adverse effect of therapy with:
- A. Phenytoin
- B. Cyclophosphamide
- C. Frusemide
- D. Carbamazepine
Correct Answer: A
Rationale: Phenytoin, an anticonvulsant medication, is well-known for causing gingival hyperplasia as a side effect.
Which information should the nurse know when caring for a child with Kawasaki disease?
- A. A child’s fever is usually responsive to antibiotics within 48 hours.
- B. The principal area of involvement is the joints.
- C. Aspirin is contraindicated.
- D. Therapeutic management includes administration of gamma globulin and aspirin.
Correct Answer: D
Rationale: High-dose IV gamma globulin and aspirin therapy is indicated to reduce the incidence of coronary artery abnormalities when given within the first 10 days of the illness. The fever of Kawasaki disease is unresponsive to antibiotics and antipyretics. Mucous membranes, conjunctiva, changes in the extremities, and cardiac involvement are seen. Aspirin is part of the therapy.
Blueberry muffin' lesions seen in rubella is due to
- A. Dermal erythropoiesis
- B. Thrombocytopenia
- C. Ecchymosis
- D. Vasculitis
Correct Answer: A
Rationale: Blueberry muffin' lesions in congenital rubella are due to dermal erythropoiesis, where extramedullary hematopoiesis occurs in the skin.
A male client with heart failure (HF) calls the clinic and reports that he cannot put his shoes on because they are too tight. Which additional information should the nurse obtain?
- A. What time did he take his last medications?
- B. Has his weight changed in the last several days?
- C. Is he still able to tighten his belt buckle?
- D. How many hours did he sleep last night?
Correct Answer: B
Rationale: Weight gain is a key indicator of fluid retention in heart failure, which can exacerbate symptoms.
Examples of cyanotic heart disease include:
- A. Ebstein's anomaly
- B. Pulmonary stenosis
- C. Coarctation of aorta
- D. Hypoplastic left heart syndrome
Correct Answer: D
Rationale: Hypoplastic left heart syndrome is a form of cyanotic heart disease. Ebstein's anomaly and pulmonary stenosis can also cause cyanosis, but coarctation of the aorta typically does not.
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