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: ace inhibitors attending: addendum: 78 year old man with h/o stroke admitted for weakness, course complicated by angioedema s/p intubation. . # fever + leukocytosis: patient devoloped low grade fever (100.4) the day before discharge. he has no localizing symptoms. ua and cxr is negative. blood cultures are pending. however he has been having diarrhea during this time. stool cultures and cdiff panel were sent. he has been afebrile overnight and this morning and afternoon. please follow up on stool and cdiff cultures. cdiff has only been sent once so it will have to be sent twice more to rule out infection. . # anemia: normocytic anemia. b12 and folate normal. haptoglobin likely anemia of chronic disease: iron: 49, caltibc: 211, ferritn: 1169, trf: 162 . # insulin resistance: his blood sugars has been elevated: fingersticks 115-170. he should follow up as an outpatient. he may benefit from metformin. . # aspiration: per speech and swallow eval by video: he continues to aspirate thin liquids which may be his baseline from his history of strokes. he is currently on a pureed, nectar prethickened liquids diet. he may resume a thin liquid diet on discharge if he chooses to knowning that he will aspirate small amounts. of note, speech and swallow recommends that all his meds be crushed and given in apple sauce. however, mr. does not like to have his medications crushed. he understands that he has risks of aspiration that might result in pneumonia and other complications. he should have another swallow video done in two weeks. discharge disposition: extended care facility: nursing & rehabilitation center - md procedure: continuous invasive mechanical ventilation for less than 96 consecutive hours venous catheterization, not elsewhere classified insertion of endotracheal tube diagnoses: anemia of other chronic disease congestive heart failure, unspecified diabetes mellitus without mention of complication, type ii or unspecified type, not stated as uncontrolled other convulsions acute respiratory failure hypotension, unspecified other late effects of cerebrovascular disease abdominal pain, left lower quadrant angioneurotic edema, not elsewhere classified chest pain, unspecified diverticulosis of colon (without mention of hemorrhage) adult failure to thrive other and unspecified agents primarily affecting the cardiovascular system causing adverse effects in therapeutic use other musculoskeletal symptoms referable to limbs 

Answer: The patient is high likely exposed to