A highly contagious disease characterized by subconjunctival hemorrhage, sudden swelling of the eyelids and congestion, redness, and pain in the eye. Epidemic conjunctivitis caused by enterovirus 70 (EV-70) was first described in africa in 1969. It is caused also by Coxsackievirus A24 variant (CA24v). epidemics by this organism have appeared most frequently in asia.