A positive IgG for herpes simplex virus type ll generally indicates a previous herpes simplex virus type II infection. Herpes simplex is a common skin disease caused by the herpes simplex virus, often presenting as clustered blisters. Herpes simplex virus type lll is often transmitted through close sexual contact and mainly causes genital herpes. IgG positivity for herpes simplex virus type lll generally indicates a previous infection with herpes simplex virus type lll, and IgM positivity generally indicates a recent and current infection. A positive IgM generally indicates a recent current infection. A positive IgG for herpes simplex virus type lll without other abnormal results generally indicates a previous infection but no current infection. However, herpes simplex is prone to recurrence, and care should be taken to avoid factors that trigger the recurrence of the virus, not to have close contact or sexual contact with herpes-infected patients, and not to share utensils, towels, and other items with others.