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: percocet/simvastatin access: 2 piv this is a 88yo male with a history sign. for mult. gib, afib not on anti-coag., prostate ca, crf (cr ), arthritis, high nh3 (w/o liver disease), p/w syncopal episode. pt was sitting on commode when he developed ms changes and "blacked out," and fell to floor. his dtr supposedly witnessed this event, unclear how long loc but no real head trauma. during his fall he hit his left knee which is sign. swollen and tender. he also noted non-bldy vomit x1 earlier that day. pt has had previous syncopal episodes in the past. in ed his vs were wnl, and an old facial droop on the right side was noted. pt was then sent to flr, where he had a 8 pt hct. drop, was noted to have increased lethargy, sbp 60s, and rec'd 1l ns bolus, 1 unit prbcs with good response, and then dropped sats to 80% and was placed on nrb, and was transfered to micu for further management. events: pt with 1 unit prbcs infusing. pt then transiently dropped sbp to 70s, and was administered additional 2 unit prbcs, with resulting hct 26.6 (drawn 1hr after 2nd unit completed). sbp increased to 1-teens after 2nd unit of bld administered. at this time rn placed additional 22g piv (pt is a very difficult stick). neuro: pt alert, oriented x3, speech seems garbled at times. pt slow to answer, but able to follow all commands, and answer questions appropriately. at times pt appears confused. pt c/o left knee pain, extremely swollen and tender to touch, rec'd standing dose tylenol with good effect. pt also with ammonia level of 99, this is chronic, remains on standing dose lactulose. perrla 2mm/bsk bilaterally. pt noted to have righ-sided facial drop (apparently this is old). cv: hr 60-68 av paced, with rare pvcs noted. nbp 100s-120s/20-30s, pt with sudden drop in sbp as noted above. pt rec'd 2 units prbcs with resulting hct 26.6. pt also rec'd 5mg vit. k for inr 1.8. + diff. to palpate pulses. resp: pt sating 97-100% on ra. pt on nrb, weaned to ra. no sob/increased wob noted. no cough/no sputum. ls clear to diminished bilaterally, with intermittent crackles in bases. rr 11-19. gi/gu: abd soft, + hypoactive bs, no stool this shift. foley cath. placed, pt oozing sm. amounts of bld around catheter site to trauma. foley cath. draining minimal amounts of amber clear urine, md aware, encouraging fluids. pt diet advanced to full liquids, tolerating liquids and po meds well. skin: w/d/i id: afebrile, hypothermic to 95.4, placed on bairhugger. procedure: venous catheterization, not elsewhere classified other endoscopy of small intestine arthrocentesis diagnoses: thrombocytopenia, unspecified urinary tract infection, site not specified acute kidney failure, unspecified iron deficiency anemia secondary to blood loss (chronic) chronic kidney disease, stage iv (severe) hypertensive chronic kidney disease, unspecified, with chronic kidney disease stage i through stage iv, or unspecified gout, unspecified atrial fibrillation personal history of malignant neoplasm of prostate aortic valve disorders other chronic pulmonary heart diseases unspecified fall other persistent mental disorders due to conditions classified elsewhere other and unspecified hyperlipidemia defibrination syndrome cardiac pacemaker in situ secondary hyperparathyroidism (of renal origin) hypoxemia angiodysplasia of intestine with hemorrhage nonspecific low blood pressure reading osteoarthrosis, localized, not specified whether primary or secondary, lower leg residual foreign body in soft tissue contusion of knee late effects of injury, undetermined whether accidentally or purposely inflicted unspecified hemorrhoids without mention of complication late effect of internal injury to chest 

Answer: The patient is high likely exposed to