702
METHODS: A patient who developed dramatic, permanent vision loss after a 9-month course of treatment with ethambutol and isoniazid for pulmonary tuberculosis is presented.
 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 