1403
We report (to our knowledge, for the first time in a child) the emergence of psychosis in a 12-year old white girl with an increased efavirenz concentration and heterozygous gene polymorphism of the CYP2B6-G516T.
 ( adverse event: emergence ,  a 12-year old white girl: Subject, heterozygous gene polymorphism of the CYP2B6-G516T.: Subject, 12-year old: Subject.Age, white: Subject.Race, girl: Subject.Gender, psychosis: Effect, increased efavirenz concentration: Treatment, efavirenz: Treatment.Drug) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: adverse event,potential therapeutic event, Arguments type: Treatment.Disorder,Treatment.Time_elapsed,Treatment.Dosage,Subject.Race,Treatment.Drug,Treatment.Route,Subject.Disorder,Treatment.Freq,Treatment,Effect,Subject.Population,Treatment.Duration,Combination.Drug,Subject,Subject.Age,Subject.Gender. 
Text: {0} 
Answer:
 ( adverse event: emergence ,  a 12-year old white girl: Subject, heterozygous gene polymorphism of the CYP2B6-G516T.: Subject, 12-year old: Subject.Age, white: Subject.Race, girl: Subject.Gender, psychosis: Effect, increased efavirenz concentration: Treatment, efavirenz: Treatment.Drug) 