All are TRUE about the pathological changes in pseudomembranous enterocolitis, EXCEPT:: (A) It is confined to the colonic mucosa, (B) The whole colon is involved, (C) The epithelium is eroded and necrotic in ceain areas, (D) Rectal sparing is not a feature
Answer is D. PATHOLOGICAL CHANGES IN PSEUDOMEMBRANOUS ENTEROCOLITIS:It is confined to the colonic mucosaIt appear as 1- to 2-mm whitish-yellow plaques initiallyThe whole colon is usually involved10% of patients have rectal sparingThe epithelium is eroded and necrotic in focal areas, with neutrophil infiltration of the mucosa Ref: Harrison, Edition-18, page-1092.