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Severe Clostridioides difficile colitis — SCE Acute Medicine MCQ

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ModerateInfectious diseasesSevere Clostridioides difficile colitisSCE Acute Medicine

A 78-year-old woman develops profuse diarrhoea 6 days after co-amoxiclav for cellulitis. White cell count is 24 x 10^9/L, creatinine has doubled from baseline and stool toxin assay is positive for Clostridioides difficile. She is not shocked and has no ileus. What is the most appropriate treatment?

Educational content. Not a substitute for clinical judgement or local policy.

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Correct answer: COral vancomycin with infection control precautions

Severe C. difficile infection is treated with oral vancomycin and infection control measures; fidaxomicin may be used in specific circumstances depending on local policy. Loperamide can precipitate toxic megacolon and should be avoided. Stopping the precipitating antibiotic is important but not sufficient in severe toxin-positive disease.

Reference: NICE NG199 Clostridioides difficile infection antimicrobial prescribing