The burden of bacteremia and invasive diseases in children aged less than five years with fever in Italy.

Background: Invasive diseases (ID) caused by Streptococcus pneumoniae (S. pneumoniae), Haemophilus influenzae (H. influenzae), and Neisseria meningitidis are a major public health problem worldwide.

Pandemic flu: a comparative evaluation of clinical, laboratory, and radiographic findings in HIV-positive and negative children.

Eleven HIV-infected and 30 otherwise healthy children hospitalized for H1N1 influenza were studied. Leukopenia was recorded in 64% of HIV-infected and in 20% of healthy children (P = 0.01).