Organophosphate Toxicity Presenting with Cholinergic Crisis, Intermediate Syndrome and Delayed Polyneuropathy in Succession: a Rare Presentation

Background:organophosphate (op) self poisoning is a major health hazard in a predominantly agrarian country like india. acute cholinergic crisis and intermediate syndrome are well recognized manifestations of op toxicity, delayed polyneuropathy being an unusual clinical event.case report: we describe a 30-year-old male with suicidal chlorpyrifos poisoning who presented with cholinergic crisis; developed intermediate syndrome subsequently and ultimately three weeks later landed up with op induced delayed polyneuropathy (opidpn).conclusion:this reported case emphasizes on the importance of strict vigilance and follow up in patients with op toxicity in order to recognise and appropriately treat chronic toxicities like opidpn.