Consider the following medical report that includes the patient's historical health records. Use it to predict the disease that the patient is high likely exposed to. 

 Medical Report: 62 yo female with h/o of severe copd ( 2 intubations, basseline 4l 02, steroids), diverticulosis s/p colectomy - colostomy, s/p appy, niddm, ? mat, afib, htn. meds; prednisone, atrovent, ventolin, flonase, theophylline, norvasc, diamox, asa ec, dig, lipitor, glipizide, fosamax, prinivil, protonix, paxil, mg, ativan, darvocet, remeron, vit c, mvt, kcl, oscal. allergies - percocet ( gi upset). procedure: non-invasive mechanical ventilation arterial catheterization diagnoses: pneumonia, organism unspecified acidosis anemia of other chronic disease obstructive chronic bronchitis with (acute) exacerbation candidiasis of mouth acute respiratory failure other specified cardiac dysrhythmias intestinal infection due to clostridium difficile hyperosmolality and/or hypernatremia 

Answer: The patient is high likely exposed to