This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Poisoning, Subject name: Forensic Medicine
'Dialysis Dementia syndrome' is seen in which poisoning? 
Select and explain. 
A. Mercury, B. Lead, C. Aluminium, D. Arsenic
C: Aluminium
Answer: C: Aluminium 
Explanation: Dialysis-associated encephalopathy/dementia, the result of acute intoxication of aluminium caused by the use of an aluminium-containing dialysate, was a common occurrence prior to 1980. However, using modern techniques of water purification, such acute intoxication can now be avoided. Dialysis-associated encephalopathy/dementia (DAE) is always associated with elevated serum aluminium levels. Ref - Krishan Vij textbook of forensic medicine and toxicology 5e , <a href="