This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Ophthalmology
Most of the viral infections present as 
Select and explain. 
A. Conjunctivitis, B. Keratitis, C. Keratoconjunctivitis, D. None of the above
C: Keratoconjunctivitis
Answer: C: Keratoconjunctivitis 
Explanation: (Refer: AK Khurana Comprehensive Ophthalmology, 6th edition, pg no. 74 - 75)*Most of the viral infections tend to affect the epithelium, both of the conjunctiva and cornea. So, the typical viral lesion is a Keratoconjunctivitis*Causes of viral conjunctivitis are:- HSV adenovirus, Picornavirus (enterovirus-70, Coxsackievirus A24), Measles (myxovirus), VZV, Paramyxovirus (mumps, Newcastle conjunctivitis), Molluscum conjunctivitis