Self-limited skin condition caused by<unk>  Virus, member of poxvirus family
Most common in children 0-14 years of age 
Also affects sexually active adults and immunocompromised patients
Transmitted via direct contact (including sexual contact) or fomites
Also affects sexually active adults and immunocompromised patients
Molluscum contagiosum
Atopic dermatitis
Condyloma acuminata
Bed bugs
Lichen planus
Contact dermatitis
Herpes labialis
Drug rash