Question 13 - Physiological Adaptation Practice Test for the NCLEX-RN Exam

A 72-year-old female is admitted to the hospital for community-acquired pneumonia. At the time of admission, she is dehydrated, hypotensive, complains of weakness, and has a productive cough with thick, green sputum. She has a history of diverticulosis, but is otherwise healthy. She is started on a course of IV levofloxacin and on day 4 of treatment, begins to have diarrhea. The nurse knows that which of these places this patient at the greatest risk of Clostridium difficile (C. diff) infection?