TY - CHAP M1 - Book, Section TI - Chapter 33. Clostridium Difficile Infections A1 - Traugott, Kristi A2 - Attridge, Rebecca L. A2 - Miller, Monica L. A2 - Moote, Rebecca A2 - Ryan, Laurajo PY - 2013 T2 - Internal Medicine: A Guide to Clinical Therapeutics AB - Alteration of endogenous colonic flora → ingestion of Clostridium difficile spores → colonization → toxin release → necrosis & inflammationDefinitions of C. difficile (C. diff) infection: presence of diarrhea (3 or more unformed stools in ≤24h) & presence of toxigenic C. diff or its toxins or pseudomembranous colitis by colonoscopic or histopathological findings (Infect Control Hosp Epidemiol 2010;31:431) Risk factors: advanced age, duration of hospitalization, antimicrobial use (esp. clindamycin, cephalosporins, fluoroquinolones), chemotherapy, immunosuppression, GI surgery or manipulation, acid-suppressing medications (H2 blockers & PPIs), feeding tubes (especially postpyloric) (Infect Control Hosp Epidemiol 2010;31:431; Clin Infect Dis 2008;46:S19) SN - PB - The McGraw-Hill Companies CY - New York, NY Y2 - 2024/04/20 UR - accesspharmacy.mhmedical.com/content.aspx?aid=57292510 ER -