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: allergies: penicillins / codeine / benzodiazepines attending: addendum: with his guardian's agreement, pt was scheduled to be discharge to home for hopice care on . however, given pt's nasal mrsa screen (prelim) came back positive for moderate growth of s. aureus for mrsa, he required a single room at the nursing home. however, there was no single room available at the nursing home at that time, so pt stayed in the hospital, waiting on placement. the patient was kept comfortable with morphine drip, ativan, suctioning of secretions, oxygen, and haldol for comofort the until the night he expired on . the patient was discharged to home (to family) and not to home, so please disregard what's written on discharge dispositon and facility. discharge disposition: extended care facility: home - discharge diagnosis: 1. methicillin resistant staph aureus aspiration pneumonia 2. dementia 3. congestive heart failure 4. chronic obtructive pulmonary disease 5. coronary artery disease 6. hypertension 7. gastroesophageal reflux disease discharge condition: expired md procedure: venous catheterization, not elsewhere classified venous catheterization, not elsewhere classified spinal tap incision of lung enteral infusion of concentrated nutritional substances injection or infusion of oxazolidinone class of antibiotics diagnoses: acidosis esophageal reflux congestive heart failure, unspecified unspecified essential hypertension acute kidney failure, unspecified chronic airway obstruction, not elsewhere classified infection with microorganisms resistant to penicillins other persistent mental disorders due to conditions classified elsewhere pneumonitis due to inhalation of food or vomitus methicillin susceptible pneumonia due to staphylococcus aureus hyperosmolality and/or hypernatremia diastolic heart failure, unspecified amnestic disorder in conditions classified elsewhere 

Answer: The patient is high likely exposed to