passages.id: 27447
passages.type: title
passages.text: Cholinergic toxicity resulting from ocular instillation of echothiophate iodide eye drops.
passages.id: 27448
passages.type: abstract
passages.text: A patient developed a severe cholinergic syndrome from the use of echothiophate iodide ophthalmic drops, presented with profound muscle weakness and was initially given the diagnosis of myasthenia gravis. Red blood cell and serum cholinesterase levels were severely depressed and symptoms resolved spontaneously following discontinuation of the eye drops.