<prompt> Acute hemorrhagic conjunctivitis is caused byAdenovirusEnterovirus-70Coxsackie virus-A24All of the above  <response>: ACUTE HAEMORRHAGIC CONJUNCTIVITIS It is an acute inflammation of conjunctiva characterised by multiple conjunctival haemorrhages, conjunctival hyperaemia and mild follicular hyperplasia. Etiology: The disease is caused by picornaviruses enterovirus type 70, Coxsackie virus A-24, Adenovirus, pneumococcus. The disease has occurred in an epidemic form in the Far East, Africa and England and hence the name ;epidemic haemorrhagic conjunctivitis EHC; has been suggested. An epidemic of the disease was first recognized in Ghana in 1969 at the time when Apollo XI spacecraft was launched, hence the name ;Apollo conjunctivitis;. Reference :- A K KHURANA;6th edition , page:-69 