Answer 4

4.  Choice D is the correct answer.  Influenza pneumonia causes significant morbidity and mortality in children.  It usually presents as more of an interstitial pneumonia.  The most common viral pneumonia in children is RSV.  Ceftriaxone is a third generation cephalosporin and is not effective against influenza.  Tamiflu is the drug of choice in the appropriate age group and if started in the first 48 hours of onset of symptoms.