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: discharge status: to . discharge diagnosis: 1. gastrointestinal bleed, status post ligation of bleeding vessel near ileostomy site. 2. cll. 3. pneumococcal pneumonia. 4. renal insufficiency. 5. anasarca. 6. left arm cellulitis. 7. crohn's disease. 8. multifactorial anemia. 9. hypoalbuminemia. discharge medications: 1. lasix 40 mg p.o. q.d. 2. potassium chloride titrated to daily potassium. 3. tums 1,000 mg p.o. q.d. 4. clindamycin 450 mg p.o. q. six hours, last dose on . 5. iron sulfate 325 mg p.o. q.d. 6. methadone 30 mg p.o. q.d. 7. prednisone 40 mg p.o. q.d. 8. protonix 40 mg p.o. q.d. 9. tylenol 650 mg to 1,000 mg p.o. q. six hours p.r.n. 10. erythropoietin 40,000 units subcutaneously q. wednesday. 11. klonopin 0.5 mg p.o. q. 12 hours p.r.n. anxiety. 12. trazodone 25 mg p.o. q.h.s. p.r.n. insomnia. 13. nadolol 20 mg p.o. q.d., held for systolic blood pressures less than 95 to be started on . follow-up plans: the patient will be transferred back to and should call his primary care physician, . , and his oncologist for an appointment within one week of discharge from rehabilitation. , m.d. dictated by: medquist36 procedure: insertion of intercostal catheter for drainage continuous invasive mechanical ventilation for 96 consecutive hours or more other surgical occlusion of vessels, abdominal arteries endoscopy of small intestine through artificial stoma diagnoses: unspecified pleural effusion congestive heart failure, unspecified acute posthemorrhagic anemia acute kidney failure, unspecified chronic airway obstruction, not elsewhere classified hemorrhage, unspecified chronic lymphoid leukemia, without mention of having achieved remission other colostomy and enterostomy complication 

Answer: The patient is high likely exposed to