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: past medical history: knee injury, status post knee surgery six weeks ago. admission medications: none currently. the patient stopped proton pump inhibitor two weeks ago. allergies: the patient has no known drug allergies. social history: the patient use to smoke one pack per day for five years, quit two years ago. he drinks approximately two beers per day. he is from bermuda. he is a diving instructor. physical examination on admission: vital signs: pulse 73, blood pressure 172/76. general: he is healthy, well appearing. heent: the sclerae were anicteric. neck: supple. chest: clear to auscultation. heart: regular rate with no murmurs, rubs, or gallops. abdomen: soft, nontender, nondistended. extremities: there was no extremity edema. hospital course: the patient was taken to the operating room and underwent an attempted laparoscopic nissen fundoplication. the intraoperative note accounts in full detail the events. the end result was a conversion to an open procedure secondary to perisplenic bleeding, a splenectomy, and an open nissen fundoplication. the patient required intraoperative resuscitation and received 4 units of packed red cells, 4 liters of crystalloid, but remained hemodynamically unchanged during the procedure. postoperatively, the patient was transferred to the surgical intensive care unit for close monitoring. the patient had been extubated intraoperatively and remained stable overnight in the intensive care unit. postoperatively, his hematocrit was 33. his other laboratories were within normal limits. he was left n.p.o. with nasogastric tube in place. on postoperative day number one, there were no events, no further transfusions, and his hematocrit remained stable. he continued to make adequate amounts of urine and his abdomen remained soft and tender with no evidence of continued bleeding. on postoperative day number two, the patient spiked a fever to 102.3. his white count had slightly been elevated and his hematocrit remained stable. a chest x-ray was taken which was not significant for any infiltrate. blood cultures were sent as well. following that one temperature spike, the patient remained stable and has subsequently been afebrile. he has been encouraged to be out of bed, use incentive spirometry and deep breathe and cough. the patient was transferred to the floor on postoperative day number three and from there has remained there for the remainder of his recovery. his diet was started on postoperative day number five which he has tolerated. subsequent to that, he had a bowel movement. his wound remained clean, dry, and intact. he has had no nausea or vomiting. no other episodes of temperatures. the patient is stable and ready for discharge to the hotel where he will remain for a week. he will follow-up with dr. in the office prior to flying back to bermuda. on postoperative day number five, he received his vaccinations for pneumococcal meningococcus, and hemophilus influenza. he was instructed that if he was to develop fevers, chills, headache, neck pain, or any other signs of illness, he should seek medical attention early due to his post splenectomy status. discharge condition: the patient is in stable condition, ready for discharge. discharge diagnosis: 1. gastroesophageal reflux disease. 2. status post laparoscopic nissen conversion to open procedure. 3. status post splenectomy secondary to perioperative hemorrhage. 4. status post vaccinations for splenectomy. follow-up: the patient is to follow-up with dr. on monday, , and will remain in the area as instructed by dr. before flying back to bermuda. , m.d. dictated by: medquist36 procedure: total splenectomy other procedures for creation of esophagogastric sphincteric competence diagnoses: esophageal reflux acute posthemorrhagic anemia hemorrhage complicating a procedure 

Answer: The patient is high likely exposed to