May present with prodromal systemic symptoms such as fever, malaise, myalgias and regional adenopathy
Signs:
Primary infection:
Usually resolves over 2-3 week and heals without scarring
Becomes clinically overt in 3-9 days with manifestation of periocular clustered vesicular eruption, conjunctivitis, keratitis or preauricular adenopathy
The lesions usually confine to periocular region
Recurrent infection
Usually is a shorter course of disease
Focal clusters of vesicles or ulcerations along the lid margin may develop in 2-3 days and last for only 5 to 7 days
Diagnosis is made clinically
Management
Prophylactic antiviral ointment or drops is indicated to protect the globe
Aggressive treatment is required in the presence of corneal involvement because it may cause permanent corneal scarring and visual disturbance