522
INTRODUCTION-The aim of this case report is to present a 15-year follow-up of a patient with phenytoin (PHT) intoxication with unilateral gingival hyperplasia (GH).
 adverse event: intoxication 
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: intoxication 