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
Acrodynia is associated with 
Select and explain. 
A. Mercury (Hg), B. Phenolic acid, C. Oxalic acid, D. Carbolic acid poisoning
A: Mercury (Hg)
Answer: A: Mercury (Hg) 
Explanation: A i.e. Mercury