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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Phlyctenular conjunctivitis false is-
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The correct answer is  Tuberculous proteins were considered, previously, as the most common cause. Staphylococcus proteins are now thought to account for most of the cases. Age. Peak age group is 3-15 years. Phlyctenular keratoconjunctivitis is believed to be a delayed hypersensitivity (Type IV-cell mediated) response to endogenous microbial proteins. ref: A K KHURANA OPHTALMOLOGY,E4, Page-77