The hepatitis E serological testing showed positive results for IgM and IgG antibodies (HEV ELISA IgM and IgG, MP Diagnostics, Marburg, Germany) with a high viral load of 7 × 1012 copies/ml confirming the diagnosis of a symptomatic acute HEV infection (RealStar HEV RT-PCR, Altona, Germany). This evidence concerns the gene CD40LG and hepatitis A virus infection.