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[Colonic ulcers associated with taking Kayexalate(®) (sodium polystyrene sulfonate): about two cases]. 2015

Bérengère Ponroy, and Marion Nadal, and Julien Nardoux, and Rémy Kerdraon, and Claire Lecointre, and Patrick Michenet
Service d'anatomie et de cytologie pathologiques, hôpital de la Source, 14, avenue de l'Hôpital, 45067 Orléans, France. Electronic address: berengereponroy@live.fr.

We report two cases of patients with chronic renal failure showing rectal bleeding due to digestive ulcers, associated with Kayexalate(®) alone. Kayexalate(®) crystals correspond to a typical histological picture and it is important to know how to identify them in order to discuss a possible pathogenicity.

UI MeSH Term Description Entries
D008297 Male Males
D008875 Middle Aged An adult aged 45 - 64 years. Middle Age
D011137 Polystyrenes Polymerized forms of styrene used as a biocompatible material, especially in dentistry. They are thermoplastic and are used as insulators, for injection molding and casting, as sheets, plates, rods, rigid forms and beads. Polystyrol,Polystyrene,Polystyrols
D003108 Colonic Diseases Pathological processes in the COLON region of the large intestine (INTESTINE, LARGE). Colonic Disease,Disease, Colonic,Diseases, Colonic
D005260 Female Females
D006801 Humans Members of the species Homo sapiens. Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man
D000328 Adult A person having attained full growth or maturity. Adults are of 19 through 44 years of age. For a person between 19 and 24 years of age, YOUNG ADULT is available. Adults
D014456 Ulcer A lesion on the surface of the skin or a mucous surface, produced by the sloughing of inflammatory necrotic tissue. Ulcers

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