The infection is transmitted by direct skin contact.
Lesions are usually self-limiting.
A variety of mechanical and chemical treatments are available if treatment is required. Immunocompromised persons may develop persistent and large lesions, and there is an anecdotal association between head and neck molluscum and HIV infection. Consider HIV testing in such circumstances. TOP OF PAGE Aetiology and epidemiology Molluscum contagiosum is a common skin disease caused by a poxvirus. Transmission is by direct skin contact.