Monkeypox (MPX) is a zoonotic viral disease caused by the monkeypox virus (MPXV), which belongs to the Orthopoxvirus genus. The main clinical features of MPX are fever, rash, and lymphadenopathy. It is usually a self-limited disease and can resolve within a few weeks in most cases. MPXV is now becoming a global concern. The world health organization declared the outbreak of MPX in 2022 a global health emergency. In this article, we focus on the mucocutaneous manifestations and differential diagnosis of MPX.