Final answer:
Clostridium difficile is a dangerous bacterium causing severe colitis and diarrhea due to antibiotic disruption. Its toxins can lead to deadly complications.
Explanation:
Clostridium difficile (C. difficile) is an opportunistic Gram-positive, endospore-producing bacillus that causes severe antibiotic-associated colitis. It is transmitted by the fecal-oral route and is a common healthcare-associated infection, linked to significant mortality rates. C. difficile produces toxins A and B, leading to severe symptoms like pseudomembranous colitis and can be life-threatening, especially to vulnerable populations.
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