2580
A 22-year-old drug-abuser injected flunitrazepam tablets dissolved in tap water into her left femoral artery and presented with clinical signs of acute ischaemia of the left leg.
 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 