Abstract

Inflammatory bowel disease additives including anticaking agents, antimicrobial, antioxidants, emulsifiers and 38. Atuma C, Strugala V, Allen A, et al. The adherent gastrointestinal mucus gel layer: thickening agents. WHO Food Additives Sedrioes 1974;5:254e63. thickness and physical state in vivo. Am J Physiol Gastrointest Liver Physiol 37. Culver PJ, Wilcox CS, Jones CM, et al. Intermediary metabolism of certain 2001;280:G922e9. polyoxyethylene derivatives in man. I. Recovery of the polyoxyethylene moiety from 39. Leiper K, Woolner J, Mullan MM, et al. A randomised controlled trial of high versus urine and faces following ingestion of polyoxyethylene (40) mono-stearate. low long chain triglyceride whole protein feed in active Crohn’s disease. Gut J Pharmacol Exp Ther 1951;103:377e81. 2001;49:790e4. Editor’s quiz: GI snapshot CLINICAL PRESENTATION A 64-year-old gentleman presented to the emergency depart- ment with an episode of angioneurotic oedema ascribed to Valsartan and was noted to have iron deficiency anaemia. He had undergone cardiac transplantation in 1999 and subse- quently developed several skin cancers (squamous cell carci- nomas and a melanoma removed by the plastic surgeons). Two years prior to this presentation he had been diagnosed with a T3N2 M0 non-small cell lung cancer treated with radiotherapy. The patient was discharged with a plan