787
Two patients treated with 5-fluorouracil (5-FU) for disseminated adenocarcinoma of the colon developed cerebellar dysfunction typical of 5-FU neurotoxicity.
 adverse event: treated 
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: treated 