Francesca Velcek, MD

A 2-year-old girl was transferred to the pediatric ICU from a nearby community hospital because of nonremitting, generalized abdominal pain associated with fever and vomiting. Her symptoms had begun 3 days earlier and had progressively worsened despite treatment with antibiotics, pain medication, and fluids.

An 11-year-old girl presented with a swelling on the left side of the chin of 1 month's duration; in the past 24 hours, following a bite by an unidentified insect, the swelling had rapidly enlarged and become painful (A). She was otherwise healthy and had no significant medical or family history.