978
Several cases of lithium-induced Creutzfeldt-Jakob syndrome have been reported to date; all of them were elderly patients and a half had "therapeutic" lithium serum levels.
 adverse event: induced 
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: induced 