Intrafamilial Transmission of Hepatitis C Virus Among Families of Infected Pediatric Oncology Patients.

Background: Hepatitis C virus (HCV) is the most commonly encountered blood transmittable hepatitis among cancer patients. Several studies have reported clustering of HCV infections in families or household contacts of infected cases. Data about the epidemiologic aspects of intrafamilial transmission from pediatric cancer patients are scarce and still debated.

Evaluation of the Immune Response to Interferon Gamma Release Assay and Tuberculin Skin Test Among BCG Vaccinated Children in East of Egypt: A Cross-Sectional Study.

Bacille Calmette-Guérin vaccine (BCG) vaccination is used routinely in most of countries, especially developing one. The efficacy of the BCG vaccination generally decreases with time. The tuberculin skin test (TST) is a most popular diagnostic test for suspicion of tuberculosis (TB) in children till now, but it has many false positives.