Background. Mother-to-infant transmission of hepatitis C virus (HCV) could become the
main route of HCV infection in the future because there are no methods available to prevent …

Background Although Helicobacter pylori infection is typically acquired in childhood, the role
of H. pylori infection in gastroduodenal diseases in childhood remains to be defined. The …

At present in Japan, only high‐risk infants born to chronic hepatitis B virus (HBV)‐infected
mothers are given HBV vaccine. However, children can contract the virus from other HBV‐…

The aims of the study were to elucidate the clinical characteristics of patients who developed
hepatocellular carcinoma ( HCC ) related to persistent HBV infection since childhood and to …

Objective A nation-wide prevention program utilizing passive-active immunoprophylaxis for
high-risk babies against maternal HBV transmission was introduced in Japan in January of …

The role of antimicrobial therapy for Shiga toxin-producing Escherichia coli (STEC) infection
has not been clearly defined. A prospective study identified antibiotic use as a significant …

Objective We analyzed the clinical features of seizures during gastroenteritis in children by
comparing the norovirus and rotavirus pathogen, and the impact of fever, if present, during …

OBJECTIVES: In adults, the 13 C-urea breath test (UBT) has been widely used as a
noninvasive test of Helicobacter pylori infection because of its high sensitivity and specificity. …

Methods This was a cross-sectional multicenter registry study of newly diagnosed Japanese
pediatric IBD patients. The Paris classification was used to categorize IBD features, and …

Background As noninvasive tests for Helicobacter pylori infection, the 13 C-urea breath test (UBT)
and stool antigen test have been widely used. In children, however, there are few …