Clostridium difficile Colitis

The podcast addresses the increasing problem of Clostridium difficile colitis (C. diff colitis) in hospitals and intensive care units, approaching the magnitude of MRSA. It is caused by toxins A and B, leading to severe diarrheal disease. While often associated with antibiotic use, community-acquired cases are rising, sometimes without prior antibiotic exposure. Diagnosis involves stool samples for C. difficile toxin, with leukocytosis often present. Treatment includes stopping causative antibiotics, with vancomycin and metronidazole being common options. The speaker notes metronidazole may be less effective in severe cases. Prevention strategies include minimizing unnecessary antibiotic and proton pump inhibitor (PPI) use, emphasizing handwashing with soap and water due to the disease's spore-mediated transmission. In severe cases progressing to sepsis or toxic colonic dilatation, total colectomy is recommended.