634
We herein described an additional patient with BCR-ABL (ela2) positive acute lymphoblastic leukemia who developed tumor lysis syndrome after 10-day treatment with imatinib.
 adverse event: developed 
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: developed 