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In this report, a patient who had undergone a renal transplantation as a result of malignant hypertension, and who was on immunosuppressive therapy consisting of cyclosporin, prednisone and azathioprine, developed thrombosis of the central retinal vein 5 years following the transplantation.
 a patient: Subject; malignant hypertension: Subject.Disorder; thrombosis of the central retinal vein: Effect; on immunosuppressive therapy consisting of cyclosporin, prednisone and azathioprine: Treatment; undergone a renal transplantation as a result of malignant hypertension: Treatment; cyclosporin: Treatment.Drug; prednisone: Treatment.Drug; azathioprine: Treatment.Drug; 5 years: Treatment.Time_elapsed; cyclosporin: Combination.Drug; prednisone: Combination.Drug; azathioprine: 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 patient: Subject; malignant hypertension: Subject.Disorder; thrombosis of the central retinal vein: Effect; on immunosuppressive therapy consisting of cyclosporin, prednisone and azathioprine: Treatment; undergone a renal transplantation as a result of malignant hypertension: Treatment; cyclosporin: Treatment.Drug; prednisone: Treatment.Drug; azathioprine: Treatment.Drug; 5 years: Treatment.Time_elapsed; cyclosporin: Combination.Drug; prednisone: Combination.Drug; azathioprine: Combination.Drug