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: dispo: full code allergies: nkda access: rt/femline, this is an 84yo male with a history sign. for cad, diastolic chf c ef of 55%, copd on home o2, 2l nc, and recent admission for strep pmneumo pna requiring intubation one mo ago, dc'd rehab 1we with new dx of cdiff now s/p 14d po vanco/flagyl. a few days ago pt was noted to have increased dypsnea and his visiting rn hear rll crackles. per dtr, pt appeared increasing weak, with ^^ in le edema, and diarrhea. at hospital he was txed for copd exacerbation and then transferred to . he arrived on bipap with sats in the 90s, sbp 70-80s. a fem. line was placed, and dopamine gtt was started transiently tachycardia/rvr. transferred to micu for further eval. events: pt intubated, 100mcg prop/and 100mg of vecuronium (as insisted by dr. - anesthesiologist on call). pt then dropped sbp to 40s, lasix gtt was turned off, levophed was turned up to 0.5mcg/kg/min and neo gtt started at 4.3mcg/kg/min. pt also with 2l ns. sbp improved, and pt currently maintaining maps > 65. remains on levophed gtt (neo gtt weaned off). also rec'd 2gm cagluc, reg. insulin, 25gm d50, and kayexelate pr for k of 6.0. pt has not stooled, resulting k 5.1. bedside cardiac echo showing enlarged rv with severe hypokinesis indicative of pe. alteplase gtt started, will infuse over 2hrs, plan to draw ptt when finished. heparin gtt is to remain off until ptt reaches 70, after alteplase infused. neuro: pt adequately sedated, remains on 2mg versed, and 25 mcg of fentanyl. no spontaneous movement noted, does not follow commands. will withdraw to painful stimulus. perrla 3mm/bsk bilaterally. bilateral wrist restraints remain off, pt has made no attempts at lines. cv: hr 90s-110s afib with frequent pvcs noted. pt with one episode of hr 117 vent. bigeminy r/t hypotensive episode, and resolved quickly. cardiac echo as stated above. heparin gtt stopped prior to initiating tpa-remains off, lasix gtt remains off. alteplase infusing over 2hrs. verified policy regarding alteplase infusion- informed team that pt's last ptt > 150- despite this- was instructed by pharmacist, dr. and micu team to administer tpa emergently and to monitor frequently for signs of bleeding. plan is to recheck ptt immediately post administration and to restart heparin gtt once ptt is 70. resp: pt intubated on vent settings ac 700/36/5 peep 50%, with abg 7.29/49/114. ls clear t/o. pt with 93% dead space per rt -diff. to ventilate. gi/gu: abd soft, distened, + bs, no stool this shift. rec'd kayexelate pr as noted above. dr. performed rectal exam, guiaic +. remain npo, remains with no access. foley cath. secure and patent, pt basically anuric with little to no uo, ua/lytes sent, results pnding. renal in to visit this shift, need to dialyze, awaiting recs. procedure: venous catheterization, not elsewhere classified continuous invasive mechanical ventilation for 96 consecutive hours or more insertion of endotracheal tube interruption of the vena cava angioplasty of other non-coronary vessel(s) injection or infusion of thrombolytic agent arterial catheterization arteriography of pulmonary arteries procedure on single vessel diagnoses: hyperpotassemia anemia, unspecified pure hypercholesterolemia congestive heart failure, unspecified unspecified essential hypertension acute kidney failure, unspecified severe sepsis chronic airway obstruction, not elsewhere classified atrial fibrillation infection with microorganisms resistant to penicillins acute on chronic diastolic heart failure coronary atherosclerosis of unspecified type of vessel, native or graft other chronic pulmonary heart diseases acute respiratory failure hypotension, unspecified cardiogenic shock other specified septicemias septic shock intestinal infection due to clostridium difficile methicillin susceptible pneumonia due to staphylococcus aureus other pulmonary embolism and infarction leukocytosis, unspecified aspergillosis acute venous embolism and thrombosis of unspecified deep vessels of lower extremity other dependence on machines, supplemental oxygen 

Answer: The patient is high likely exposed to