This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Forensic Medicine
[{'content': 'A man working as a pest killer comes to OPD with pain abdomen, garlic odour in breath and transverse lines on nails. MOST likely the person is suffering from: \nSelect and explain. \nA. Arsenic poisoning, B. Lead poisoning, C. Mercury poisoning, D. Cadmium poisoning', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Garlic odour and transverse lines on nails i.e. Mee\'s lines are features of chronic arsenic poisoning. Constitutional symptoms of chronic arsenic poisoning: Fatigue Weight loss Weakness Anemia Nonspecific gastrointestinal complaints Sensorimotor peripheral neuropathy, paicularly featuring a stocking glove pattern of dysesthesia Skin changes--among the most characteristic effects--typically "raindrop" pattern of hyperpigmentation, and hyperkeratoses involving the hands and feet Transverse white striae (Aldrich-Mees lines) on nails.', 'role': 'assistant'}]