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: Pharmacology
Trilene when used with Sodalime causes ? 
Select and explain. 
A. Renal damage, B. ARDS, C. Myocardial depression, D. Hepatitis
B: ARDS
Answer: B: ARDS 
Explanation: Ans. is 'b' i.e., ARDS o Following agents react with soda lime : Sevoflurane is degraded by contact with CO2 absorbant (soda lime) in anaesthesia machine, yielding a vinyl ether called Compound A which can cause renal damage. Trilene produces phosgene (causing ARDS) and dicholoro acetylene (causes neurotoxicity) when used with sodalime.