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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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Commonest infection causing blindness in adult man -
assistant
The correct answer is  Amongst the given options, only toxoplasmosis is a common cause of blindness.
"Toxoplasma infection is one of the most common latent infections of humans throughout the world".
"Almost all untreated congenially infected individuals will develop chorioretinal lesions by adulthood and about 50% will have severe visual impairment".