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We report a rare case of colonic mucosal necrosis following Kalimate (calcium polystryrene sulfonate), an analogue of Kayexalate without sorbitol in a 34-yr-old man.
 a 34-yr-old man: Subject; 34-yr-old: Subject.Age; man: Subject.Gender; colonic mucosal necrosis: Effect; Kalimate (calcium polystryrene sulfonate), an analogue of Kayexalate without sorbitol: Treatment; Kalimate: Treatment.Drug; (calcium polystryrene sulfonate): Treatment.Drug; Kayexalate: Treatment.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 34-yr-old man: Subject; 34-yr-old: Subject.Age; man: Subject.Gender; colonic mucosal necrosis: Effect; Kalimate (calcium polystryrene sulfonate), an analogue of Kayexalate without sorbitol: Treatment; Kalimate: Treatment.Drug; (calcium polystryrene sulfonate): Treatment.Drug; Kayexalate: Treatment.Drug