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A young diamond dealer developed visual impairment attributed to bilateral posterior subcapsular cataracts following only four courses of intermittent Decadron used as part of a five-drug antiemetic regimen for cisplatin-associated nausea.
 A young diamond dealer: Subject; young: Subject.Age; visual impairment attributed to bilateral posterior subcapsular cataracts: Effect; only four courses of intermittent Decadron used as part of a five-drug antiemetic regimen: Treatment; cisplatin-associated nausea: Treatment.Disorder; Decadron: Treatment.Drug; five-drug antiemetic regimen: Treatment.Drug; four courses: Treatment.Dosage; Decadron: Combination.Drug; five-drug antiemetic regimen: Combination.Drug
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: adverse event 
  Option: Treatment.Freq, Subject.Population, Combination.Drug, Subject.Gender, Treatment.Duration, Subject, Effect, Treatment, Treatment.Disorder, Subject.Disorder, Treatment.Route, Subject.Race, Treatment.Time_elapsed, Treatment.Dosage, Subject.Age, Treatment.Drug 
Text: {0} 
Answer:
 A young diamond dealer: Subject; young: Subject.Age; visual impairment attributed to bilateral posterior subcapsular cataracts: Effect; only four courses of intermittent Decadron used as part of a five-drug antiemetic regimen: Treatment; cisplatin-associated nausea: Treatment.Disorder; Decadron: Treatment.Drug; five-drug antiemetic regimen: Treatment.Drug; four courses: Treatment.Dosage; Decadron: Combination.Drug; five-drug antiemetic regimen: Combination.Drug