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: 78 year old female with no known allergies. pmh: chf, gi bleed, etoh, liver dz etoh and lyme disease. full code. cc: event: pt refused to drink her golytely. pt had 3 episodes of melena loose stool. neuro: pt alert and oriented x . pt is disoriented mostly regarding time and type of procedures. pt able to mae. no sedation or pain medications given. pt ammonia level 93, pt started on lactalose tid. cv: afebrile, nsr 70-80's with rare pvc's. nbp 102-119/40-60's with a mean 60-70's cvp 10-11. pt with +2 edema in all extremeties. +pp, skin warm and dry. no chest pain or chest discomfort. hct stable at 28.4, wbc 6.6, k 4.1 and na 140. respiratory: spo2 96-98% on ra. ls clear/deminished. pt states no sob or doe. gi: pt npo, abdomen soft but distended. bs present in all quadrents, pt with 3 episodes of melena stool. ho aware. total bili 4.3 and ast 73. gu: foley draining amber color urine 20-40cc/hr. creat 1.3 and bun31. skin/other: old rsc removed this shift with no problems. lsc line placed and patent in all lines. lsc bleeding from incursion. procedure: continuous invasive mechanical ventilation for less than 96 consecutive hours venous catheterization, not elsewhere classified other endoscopy of small intestine insertion of endotracheal tube percutaneous abdominal drainage colonoscopy transfusion of packed cells diagnoses: thrombocytopenia, unspecified acute kidney failure with lesion of tubular necrosis congestive heart failure, unspecified unspecified essential hypertension cirrhosis of liver without mention of alcohol acute posthemorrhagic anemia unspecified septicemia severe sepsis unspecified acquired hypothyroidism acute respiratory failure septic shock other ascites hepatic encephalopathy hemorrhage of gastrointestinal tract, unspecified hyperosmolality and/or hypernatremia other specified disorders of stomach and duodenum diverticulosis of colon (without mention of hemorrhage) chronic diastolic heart failure 

Answer: The patient is high likely exposed to