This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Gastro Intestinal System, Subject name: Pediatrics
Gastric lavage is contraindicated in which of the following: 
Select and explain. 
A. Kerosene poisoning, B. Iron toxicity, C. Organophosphorus poisoning, D. Acetaminophen poisoning
A: Kerosene poisoning
Answer: A: Kerosene poisoning 
Explanation: Ans. A. Kerosene poisoningGastric lavage is a technique for stomach emptying that theoretically allows direct irrigation and removal of unabsorbed toxin from the stomach. Gastric lavage is indicated in those patients who ingest highly toxic substances and are brought to the emergency department soon after ingestion. Hydrocarbon ingestion is a contraindication for the use of gastric lavage due to increased risk of aspiration.