This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Inflammations of Conjunctiva - Allergic and Granulomatous, Subject name: Ophthalmology
Treatment of phlyctenular conjunctivitis is? 
Select and explain. 
A. Systemic steroids, B. Topical steroids, C. Antibiotics, D. Miotics
B: Topical steroids
Answer: B: Topical steroids 
Explanation: ANSWER: (B) Topical steroidsREF: Parson's 20th ed p. 173Treatment of phlyctenular keratoconjuctivit is:Topical steroids are drugs of choiceTopical antibiotics and atropine are used when cornea is involved Phlyctenular conjunctivitis:Delayed type IV hypersensitivity response to endogenousstaphylococcus proteins ( most common )tuberculous proteinsmoraxella and worm infestationusually unilateral, more common in girlsItching is most common symptomPhlycten or nodule near limbus is seen , pinkish, ulcerates at apexMiliary, ring, fascicular, sacrofulous ulcers are seenRemember spring catarrh is type I hypersensitivity to exogenous proteins like pollens and it is more common in boys.