A 14-year-old with a history of cystic fibrosis presents with worsening wheezing, productive cough with brownish mucus plugs, and fatigue. His total IgE is markedly elevated, and skin testing is positive for Aspergillus. Which therapeutic approach is central to relieving the inflammation in Allergic Bronchopulmonary Aspergillosis (ABPA)?
A female infant is born prematurely at 28 weeks of gestation and has chronic lung disease of prematurity. As the winter months approach, the pediatrician discusses strategies to prevent severe respiratory syncytial virus (RSV) infection during her first year of life. Which of the following is the recommended agent for passive immunoprophylaxis?
A 9-year-old girl is diagnosed with neurocysticercosis and is prescribed albendazole. To improve the poor gastrointestinal absorption and bioavailability of this medication, what advice should be given to the parents?
A 4-year-old boy presents with a well-demarcated, beefy-red perianal erythema associated with painful defecation and occasional blood-streaked stools. A perianal swab confirms Group A Streptococcus. Which oral antibiotic is an effective treatment for this specific condition?
A 2-day-old premature infant born to a mother who had a flu-like illness one week before delivery develops early-onset sepsis with respiratory distress and hepatosplenomegaly. Blood cultures grow gram-positive rods identified as Listeria monocytogenes. Which clinical feature is most characteristic of early-onset neonatal listeriosis?
A 9-year-old immunocompetent child is diagnosed with mild pulmonary blastomycosis after a chest radiograph for an unrelated issue showed a solitary nodule that was biopsied. He is started on oral itraconazole. What is the recommended duration of treatment for this child?
A group of children at a residential summer camp develops an illness characterized by high fever, sore throat, and bilateral, nonpurulent conjunctivitis. Several children also have palpable preauricular lymphadenopathy. This constellation of findings is most characteristic of an outbreak caused by which virus?
A 10-year-old girl is diagnosed with scabies that is resistant to topical permethrin. Oral ivermectin is prescribed. The mechanism of this drug involves being a semisynthetic derivative of avermectins, which are produced by which organism?
A 12-year-old is diagnosed with acute rheumatic fever with evidence of carditis during the acute phase, but upon recovery, has no residual valvular disease on clinical or echocardiographic examination. What is the recommended duration for secondary antibiotic prophylaxis?
A pediatric resident in a community clinic notes that after a novel virus was introduced into the local population, the number of cases rapidly increased far above the expected baseline. How is this sudden increase in disease occurrence best classified from a public health perspective?
