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: patient recorded as having no known allergies to drugs attending: addendum: leukocytosis: the pts wbc rose from 11 on to 25 on . the etiology of this leukocytosis still remains unclear. , there are no localizing signs of infection. repeat cxr and ua were negative for infection. the pts stool was negative for c. diff toxin x1. the pts azithromycin and levofloxacin were discontinued on and the pt was continued only on flagyl to treat possible c. diff. the differential for the pts leukocytosis is c diff colitis vs. lithium side effect. if this is c diff colitis, the pt is being appropriately treated and should continue a 7 day course of flagyl. consider rechecking the wbc on , and if still elevated, consult medicine service for further work up. . htn: the pts metoprolol was titrated up to 100 mg po bid prior to discharge as his sbp had been in the 150s. . psych: the pt was frequently agitated, and often refused to take his po medications. the pt would often attempt to leave the hospital to find his cat who he states is not being fed (according to nurses a friend is feeding the cat). he also grabbed my arm during a period of agitation. during these times of agitation, the pt required haldol and ativan im as well as the presence of security personel. prior to discharge pt was continent of urine. discharge medications: 1. aspirin 325 mg tablet sig: one (1) tablet po daily (daily). 2. ipratropium bromide 18 mcg/actuation aerosol sig: two (2) puff inhalation qid (4 times a day). 3. hydralazine 10 mg tablet sig: one (1) tablet po q6h (every 6 hours). 4. lansoprazole 30 mg capsule, delayed release(e.c.) sig: one (1) capsule, delayed release(e.c.) po daily (daily). 5. albuterol 90 mcg/actuation aerosol sig: 1-2 puffs inhalation q6h (every 6 hours). 6. metronidazole 500 mg tablet sig: one (1) tablet po tid (3 times a day) for 7 days. 7. ferrous sulfate 325 (65) mg tablet sig: one (1) tablet po daily (daily). 8. lithium carbonate 300 mg capsule sig: one (1) capsule po qam (once a day (in the morning)). 9. lithium carbonate 300 mg capsule sig: two (2) capsule po qhs (once a day (at bedtime)). 10. lisinopril 10 mg tablet sig: one (1) tablet po daily (daily). 11. lasix 20 mg tablet sig: one (1) tablet po once a day. 12. metoprolol tartrate 50 mg tablet sig: two (2) tablet po bid (2 times a day). 13. haloperidol 5 mg tablet sig: two (2) tablet po bid (2 times a day). 14. lorazepam 1 mg tablet sig: two (2) tablet po bid (2 times a day). discharge disposition: extended care facility: four md, procedure: continuous invasive mechanical ventilation for less than 96 consecutive hours insertion of endotracheal tube non-invasive mechanical ventilation diagnoses: unspecified essential hypertension acute and chronic respiratory failure pneumonitis due to inhalation of food or vomitus other diseases of pharynx, not elsewhere classified unspecified sleep apnea diarrhea diastolic heart failure, unspecified delirium due to conditions classified elsewhere other specified disease of white blood cells urinary incontinence, unspecified schizoaffective disorder, chronic with acute exacerbation 

Answer: The patient is high likely exposed to