ABC D lexicon
Simultaneous infection
One speaks of a co-infection or simultaneous infection when there is a simultaneous infection with two different viruses (e.g. HBV and HDV; this case is rare and difficult to detect).
Sources:
Glossary of Terms Related to Hepatitis B. https://www.hepb.org/resources-and-support/glossary-of-terms-related-to-hepatitis-b/. Mai 2023
DocCheck Flexikon. https://flexikon.doccheck.com/de/Hauptseite Mai 2023