New recommendations aim to increase timely treatment and cure for hepatitis C for perinatally infected children.

Geographical distribution of zoonotic, vector-borne and waterborne infections is expanding.

AAP committees and sections provided input on the guideline.

Giardiasis can present with gastrointestinal symptoms such as diarrhea, abdominal cramps, greasy stools and nausea/vomiting. Severe infection can occur, requiring emergency department visits and hospitalization.