Which serologic titers are most consistent with ac

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Nursing Practice Questions for Pediatric Infectious Disease Questions

Question 1 of 5

Which serologic titers are most consistent with acute primary Epstein-Barr virus infection?

A. IgM-VCA negative; IgG-VCA negative; EA 1:40; EBNA negative B. IgM-VCA negative; IgG-VCA 1:160; EA 1:40; EBNA negative C. IgM-VCA 1:16; IgG-VCA 1:160; EA 1:40; EBNA negative D. IgM-VCA 1:16; IgG-VCA 1:160; EA 1:40; EBNA 1:8

Correct Answer: C

Rationale: Acute EBV infection shows positive IgM-VCA, IgG-VCA, and EA, with absent EBNA.

Question 2 of 5

Indications for RSV prophylaxis with palivizumab or RSV-IVIG include all of the following EXCEPT

A. children $<2$ years of age with congenital cyanotic heart disease B. Children $<2$ years of age with bronchopulmonary dysplasia who require oxygen C. Infants $\leq 12$ months of age who were born at $\leq 28$ weeks' gestation D. All of the above should receive palivizumab

Correct Answer: D

Rationale: All listed conditions are indications for RSV prophylaxis.

Question 3 of 5

Which is not a typical symptom of dengue fever?

A. Headache B. A transient macular rash for the first 1-2 days of fever C. A maculopapular rash after defervescence D. Mild interstitial pneumonia

Correct Answer: D

Rationale: Pneumonia is not a typical feature of dengue fever.

Question 4 of 5

Which is not true of the spongiform encephalopathies?

A. Creutzfeldt-Jakob disease (CJD) is the most common human spongiform encephalopathy. B. Kuru occurs primarily in young persons. C. Some forms show autosomal dominant inheritance. D. There is no effective treatment.

Correct Answer: B

Rationale: Kuru affected all ages in endemic areas, not primarily young persons.

Question 5 of 5

Which is not a component of the recommended prophylactic regimen to prevent vertical HIV transmission?

A. Zidovudine orally to the mother after the first trimester B. Zidovudine intravenously to the mother during delivery C. Zidovudine orally to the newborn for the first 6 weeks of life D. All of the above are recommended.

Correct Answer: D

Rationale: All listed components are part of the standard zidovudine regimen.

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Which serologic titers are most consistent with acute primary Epstein-Barr virus infection?

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Nursing Practice Questions for Pediatric Infectious Disease Questions

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