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
False about acute aluminum phosphide poisoning 
Select and explain. 
A. Subendocardial infarct, B. Produce phosphine gas, C. Inhibit mitochondrial cytochrome oxidase, D. Esophageal stricture
D: Esophageal stricture
Answer: D: Esophageal stricture 
Explanation: Aluminum (zinc) phosphide or celphos poisoning liberates phosphine gas which inhibits mitochondrial cytochrome oxidase, respiratory chain enzymes and electron transport system. It is a systemic poison and kills most of patients with in 24 hours secondary to cardiovascular collapse due to direct myocardial toxic effect.
Esophageal strictures and fistula occur in few survivors (which are already very few) in late stages. So this is late complication of least occurrence (among other options).