.Mpox (monkeypox).elombatd@who.int.Tue, 20/08/2024 - 09:08.Learn more concerning Mpox (monkeypox) Mpox (monkeypox) is an infectious disease caused by the monkeypox virus. It can easily cause an uncomfortable breakout, enlarged lymph nodes and also high temperature. Lots of people entirely recoup, but some obtain quite ill.