Pseudomembranous colitis is caused by which microorganism?

Review the verified answer and explanation for this PPSC Punjab Public Service Commission past-paper question on CampusFin.

Pseudomembranous colitis is caused by which microorganism? Answer: Clostridium difficile

Clostridium difficile can overgrow after disruption of normal intestinal flora, especially following antibiotic use. Its toxins damage the colon and can produce the characteristic plaques and inflammation known as pseudomembranous colitis.