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: penicillins attending: chief complaint: penicillin desensitization major surgical or invasive procedure: penicillin desensitization history of present illness: 69 year old male with a past medical history of prostate cancer, peripheral neuropathy, osteoarthritis, secondary polycythemia from sleep apnea and syphilis. per his records he was first diagnosed with syphilis back in when at that time his rpr was noted to be ">1:4" with a positive treponemal test. at that time he received 2 im injections of pcn, but reportedly developed a rash after the second injection so he never completed the therapy. the next rpr assessment we have after that was in at which time his titer was 1:8. after that it has been persistently in the 1:4 range since early . in he was treated with doxycycline for 28 days as second line treatment for late latent syphilis. he also had a lumbar puncture during that time period in (he was also getting a workup with neuro for his peripheral neuropathy). he had no significant pleocytosis in his csf and his vdrl was negative. his rpr was rechecked on and it is still reactive at 1:4. he was admitted to the micu for penicillin desensitization as his rpr was still reactive when last checked. his review of systems was negative for chest pain, shortness of breath, abdominal pain, changes in bowel habits, fevers, chills, rashes. he reported arm and leg "numbness and tingling" that has been persistent for one year. he denies back pain, saddle anesthesia, bowel incontinence. past medical history: +ppd from bcg vaccine polycythemia prostate ca dm diet controlled oa depression neuropathy osa (does not tolerate bipap) syphillis social history: rare etoh, no tob denies ivdu, sexually active originally from , married but separated from his wife family history: nc physical exam: vs: t 98.0, hr 55, bp 128/69, 97%ra, 19 gen-nad, lying in bed comfortably cv-rrr, s1, s2 no m/r/g pulm-ctab abdomen-soft, nt, +bs extremities-no edema pertinent results: 09:23pm blood wbc-7.2 rbc-5.54 hgb-14.2 hct-45.3 mcv-82 mch-25.6* mchc-31.3 rdw-15.4 plt ct-277 09:23pm blood pt-18.1* inr(pt)-1.7* 09:23pm blood plt ct-277 09:23pm blood glucose-124* urean-17 creat-1.1 na-142 k-3.8 cl-107 hco3-26 angap-13 brief hospital course: mr. is a 69 yo male with late latent syphilis with a penicillin allergy, admitted to the micu for penicillin desensitization . 1) syphilis: patient with a persistently reactive rpr, now admitted for penicillin desensitization per protocol. he received escalating doses of penicillin q 30 minutes x 7 doses. his last dose of protocol will be followed by penicillin 2.4 million units im q week x 3 weeks. patient to maintain blood levels of pcn between im doses with oral pcn 500 mg at discharge, he will f/u in clinic on for next im dose epinephrine, diphenyhydramine, ibuprofen prn adverse reaction, which did not occur. the patient tolerated the desensitization well and was discharged the following morning. . 2) atrial flutter: was in nsr on telemetry for the duration of his hospitaliation. he is anticoagulated on coumadin, and was in his target inr . he was rate controlled on his home dose of metoprolol. . 3) ppx: none, as he is anticoagulated on coumadin. . 4) fen: he was npo until after first dose of penicillin, then cardiac diet. . 5) code statu: full code. medications on admission: metoprolol 50 mg percocet 5/325 warfarin 5 mg daily discharge medications: 1. warfarin 2.5 mg tablet sig: three (3) tablet po hs (at bedtime). 2. metoprolol tartrate 50 mg tablet sig: one (1) tablet po bid (2 times a day). 3. penicillin v potassium 500 mg tablet sig: one (1) tablet po twice a day for 2 weeks. :*28 tablet(s)* refills:*0* discharge disposition: home discharge diagnosis: penicillin desensitization for treatment of latent syphillis atrial fibrillation prostate cancer secondary polycythemia discharge condition: stable, afebrile, good po intake discharge instructions: you were admitted to the micu for penicillin desensitization. the complete series of penicillin doses were administered without event. you received an intramuscular dose of penicillin at the end of the series. you will need to take penicillin 500mg by mouth twice daily for two weeks. please continue to take your medications as prescribed. call your doctor or go to the er if you have any shortness of breath, dizzyness, rashes, swelling, wheezing, chest pain, or any other concerning symptoms. it is important that you follow up as outlined below. followup instructions: dr. office will contact you regarding an appointment you will have on friday you should follow up with your pcp . within two weeks procedure: immunization for allergy diagnoses: diabetes mellitus without mention of complication, type ii or unspecified type, not stated as uncontrolled personal history of malignant neoplasm of prostate atrial flutter need for desensitization to allergens polycythemia vera late syphilis, latent 

Answer: The patient is high likely exposed to