case1 A 52-year-old black woman with rheumatoid arthritis complaints of fever and diarrhea for the preceding 24 hours hospitalized for neck surgery and received a 10-day course of a broad spectrum antibiotic (ceftazidime) developed a fever to 38. 9c associated with shaking chills and persistent severe watery diarrhea( 25 to 30 bowel movements daily)case1 • A 52-year-old black woman with rheumatoid arthritis • complaints of fever and diarrhea for the preceding 24 hours. • hospitalized for neck surgery and received a 10-day course of a broad￾spectrum antibiotic (ceftazidime). • developed a fever to 38.9C associated with shaking chills and persistent severe watery diarrhea (25 to 30 bowel movements daily). 8