Comment on

• Gastrointestinal adverse events with sodium polystyrene sulfonate (Kayexalate) use: a systematic review.

  Harel Z, Harel S, Shah PS, Wald R, Perl J, Bell CM. Harel Z, et al. Am J Med. 2013 Mar;126(3):264.e9-24. doi: 10.1016/j.amjmed.2012.08.016. Epub 2013 Jan 12. Am J Med. 2013. PMID: 23321430
• Incidence of sodium polystyrene sulfonate-associated colonic necrosis.

  Yuan CM, Nee R, Little DJ, Abbott KC. Yuan CM, et al. Am J Med. 2013 Sep;126(9):e13. doi: 10.1016/j.amjmed.2013.02.034. Am J Med. 2013. PMID: 23968906 No abstract available.