.Mpox (monkeypox).elombatd@who.int.Tue, 20/08/2024 - 09:08.Learn more regarding Mpox (monkeypox) Mpox (monkeypox) is actually an infectious condition brought on by the monkeypox virus. It can cause a painful rash, enlarged lymph nodules and also high temperature. Many people completely recoup, but some get quite unwell.