1821
It was restarted 6 weeks later, and 10 weeks after that, the patient presented with fulminant hepatic failure, which resolved rapidly after cessation of nicotinic acid therapy.
 adverse event: presented 
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: presented 