Cold Sores (Herpes Simplex Virus Type 1)


Fluid-filled blisters usually on the lips, but may occur anywhere on the face or in mucous membranes.  They usually crust and heal within a few days.  (Maybe confused with Impetigo).

Incubation Period

2-14 days

Mode of Transmission & Communicability

The virus is transmitted by direct contact with the sores or saliva of infected persons.  Maybe communicable as long as 7 weeks after the lesions appear.

School Action

1. No restrictions.