High levels of Helicobacter pylori antigens and antibodies in patients with severe acne vulgaris.

Background: Helicobacter pylori (H pylori) may play a role in the pathogenesis of extra-intestinal disorders including dermatological diseases.

Aims: This study aimed to assess the levels of H pylori antigen and antibody in patients with acne vulgaris (AV).

Methods: This cross-sectional study compared the levels of fecal H pylori antigen and serum H pylori antibody in 100 patients with AV and 100 age and sex-matched healthy volunteers.