This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Toxicology - 3, Subject name: Forensic Medicine
[{'content': 'Which of the following is not true about mercuria lenits? \nSelect and explain. \nA. Due to organic mercury, B. Bilateral, C. MALT brown reflex, D. Visual acuity normal', 'role': 'user'}, {'content': "Answer: A \nExplanation: Deposition of mercury in lens (anterior pa) is mercuria lentis. This is due to inorganic mercury. . Only Minamata's disease is associated with organic Hg. It is bilateral Visual acuity is normal & malt brown reflex is present. Mercuria lentis is due to vapours of Hg.", 'role': 'assistant'}]