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: patient recorded as having no known allergies to drugs attending: chief complaint: left rib pain/luq pain major surgical or invasive procedure: left thoracentesis left chest tube insertion history of present illness: 67 yo m s/p cabg/mvr with complicated post op course, dc'd home3/16, returned to c/o luq/chest pain. also c/o some sob secondary to pain. past medical history: cad s/p cabgx2 , ppm, multiple pci, niddm, gerd s/p dilation of esophageal stricture, proxysmal a.fib, htn social history: retired communications technician family history: nc physical exam: 98.0 16 nad lungs with decreased breath sounds bilaterally with crackles at both bases cv rrr sternum c/d/i abd benign extrem without edema pain to palpation at left rib cage pertinent results: 07:10am blood wbc-4.7 rbc-3.39* hgb-9.5* hct-29.9* mcv-88 mch-27.9 mchc-31.7 rdw-14.6 plt ct-183 07:10am blood plt ct-183 02:54am blood pt-14.0* ptt-37.3* inr(pt)-1.2* 07:10am blood glucose-126* urean-23* creat-1.3* na-136 k-4.1 cl-104 hco3-26 angap-10 05:45am blood glucose-112* urean-32* creat-1.5* na-136 k-3.6 cl-99 hco3-29 angap-12 04:45am blood urean-46* creat-1.6* k-3.8 02:54am blood creat-2.0* na-131* k-4.1 cl-96 hco3-27 angap-12 brief hospital course: mr. was admitted to cardiac surgery. interventional pulmonology performed a left thoracentesis for 750 cc serosanguinous fluid.thoracic surgery was consulted and recommended a left chest tube and tpa which was performed. pleural fluid cultures showed mssa for which he was placed on nafcillin. infectious diseases recommended 6 weeks of nafcillin. ct scan on showed imporved effusion and vats was cancelled. chest tube was dc'd without incident on . cxr on showed no increase in the effusions, and he was ready for discharge on . discharge medications: 1. nafcillin in d2.4w 2 g/100 ml piggyback sig: two (2) grams intravenous q6h (every 6 hours). disp:*240 grams* refills:*2* 2. aspirin 81 mg tablet, chewable sig: one (1) tablet, chewable po daily (daily). disp:*30 tablet, chewable(s)* refills:*0* 3. pantoprazole 40 mg tablet, delayed release (e.c.) sig: one (1) tablet, delayed release (e.c.) po q24h (every 24 hours). disp:*30 tablet, delayed release (e.c.)(s)* refills:*0* 4. docusate sodium 100 mg capsule sig: one (1) capsule po bid (2 times a day). disp:*60 capsule(s)* refills:*0* 5. atorvastatin 20 mg tablet sig: one (1) tablet po daily (daily). disp:*30 tablet(s)* refills:*0* 6. gemfibrozil 600 mg tablet sig: one (1) tablet po bid (2 times a day). tablet(s) 7. pioglitazone 15 mg tablet sig: one (1) tablet po bid (2 times a day). 8. senna 8.6 mg tablet sig: one (1) tablet po bid (2 times a day). 9. oxycodone 5 mg tablet sig: 1-2 tablets po q4h (every 4 hours) as needed. disp:*40 tablet(s)* refills:*0* 10. metoprolol succinate 25 mg tablet sustained release 24 hr sig: 0.5 tablet sustained release 24 hr po daily (daily). disp:*30 tablet sustained release 24 hr(s)* refills:*0* 11. amiodarone 200 mg tablet sig: one (1) tablet po once a day: until dc'd by dr. . 12. lantus subcutaneous 13. outpatient lab work weekly cbc, bun/creatinine, lfts while on nafcillin results to dr. 14. heparin lock flush 100 unit/ml solution sig: picc flush per protocol intravenous daily (daily) as needed. disp:*1 vial* refills:*2* discharge disposition: home with service facility: vna discharge diagnosis: left pleural effusion s/p redo sternotomy, cabg x 2, mvrepair pmh: cad s/p cabgx2 , ppm, multiple pci, niddm, gerd s/p dilation of esophageal stricture, proxysmal a.fib, htn, hld discharge condition: good. discharge instructions: call with fever, redness or drainage from incision or weight gain more than 2 pounds in one day or five in one week. no lifting more than 10 pounds for 10 weeks from surgery. no driving while taking narcotic pain medicine. p instructions: dr. as prior to admission dr. in 2 weeks clinic with nurse practitioner ( if possible) dr. in weeks dr. (infectious disease) phone: date/time: 9:00 procedure: insertion of intercostal catheter for drainage diagnostic ultrasound of heart thoracentesis diagnoses: esophageal reflux unspecified pleural effusion unspecified essential hypertension diabetes mellitus without mention of complication, type ii or unspecified type, not stated as uncontrolled atrial fibrillation aortocoronary bypass status other and unspecified hyperlipidemia methicillin susceptible staphylococcus aureus in conditions classified elsewhere and of unspecified site surgical operation with anastomosis, bypass, or graft, with natural or artificial tissues used as implant causing abnormal patient reaction, or later complication, without mention of misadventure at time of operation 

Answer: The patient is high likely exposed to