This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Special topics, Subject name: Forensic Medicine
The intermediate syndrome in organophosphorus poisoning refers to the occurence of which of the following? 
Select and explain. 
A. Cholinergic syndrome with hypersecretion, B. Organophosphate induced polyneuropathy, C. Organophosphate induced delayed neuropathy, D. Motor cranial nerve palsies
B: Organophosphate induced polyneuropathy
Answer: B: Organophosphate induced polyneuropathy 
Explanation: Intermediate Syndrome: This has been repoed in some patients and is characterized by weakness of the upper extremities and neck musculature, cranial nerve palsies and secondary respiratory arrest. It may occur between 24 and 96 hours after ingestion.Delayed Neuropathy: May sometimes occur 1-4 weeks after exposure. The symptoms occur distally and progress proximally. The neuropathy is usually mixed with the patients complaining paraesthesias and motor weakness.Krishan Vij textbook of forensic medicine and toxicology 5e pg:533