1036
A fatal pancytopenia occurred in a patient with an history of depression with hypomanic rebounds, admitted for a manic episode and treated with levomepromazine, diazepam and lithium carbonate.
 adverse event: occurred 
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: occurred 