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Two children, 1 with idiopathic nephrotic syndrome and 1 with endo-extracapillary glomerulonephritis, presented an episode of seizures and transient blindness at different times after i.v. pulse methylprednisolone (IVPMP) treatment.
 adverse event: after 
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: adverse event, potential therapeutic event 
Text: {0} 
Answer:
 adverse event: after 