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: given that the bullous erythema multiforme could have been drug-induced and the new medications he was exposed to during this admission included ceftriaxone, we have elected to discharge mr. without antibiotic prophylaxis for uti for the time-being until he is seen in the urology clinic in follow-up. as per dermatology, erythema multiforme can also be due to recurrent hsv so if he were to have another occurence of em he should be reviewed for acyclovir prophylaxis. discharge disposition: extended care facility: of md procedure: continuous invasive mechanical ventilation for less than 96 consecutive hours insertion of endotracheal tube closed biopsy of skin and subcutaneous tissue diagnoses: coronary atherosclerosis of native coronary artery urinary tract infection, site not specified unspecified essential hypertension atrial fibrillation pneumonitis due to inhalation of food or vomitus grand mal status late effects of cerebrovascular disease, hemiplegia affecting unspecified side proteus (mirabilis) (morganii) infection in conditions classified elsewhere and of unspecified site cerebral artery occlusion, unspecified without mention of cerebral infarction 

Answer: The patient is high likely exposed to