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: chief complaint: biliary sepsis major surgical or invasive procedure: ercp and biliary stent placement x 2 history of present illness: pt is a 54 year old male with a hx of metastatic crc dx'd s/p chemo/xrt/surgery , presenting s/p recent erct and stent placement at for obstructive jaundice and sepsis ascending cholangitis. pt initially underwent neo-adjuvant chemo and radiation therapy, had colectomy with hartmann's pouch, then recieved adjuvant chemotherapy. presented to with fever, chills, and jaundice, started on unasyn emperically for re-obstruction. bp's down to 80's/60's, transiently requiring dopamine gtt. transferred to for emergent ercp. upon arrival, wbc 25.6, hco3 16, cr 2.5 tuberculosis 17.8, alb 1.7, admitted to the and continued on zosyn. pt growing e.coli (pan-sensitive) at . past medical history: 1. cancer: as per hpi 2. basal cell skin cancer: benign. present since pt in his 20's. over 100 resections. social history: married, retired lawyer. quit 15 years ago, with 30 years at 1 ppd prior. prior heavy alchol use, roughly 10 beers/day. family history: father with cancer, died at 64. no cad/cva. physical exam: pe: 98.7 130/70 86 18 97 % ra 0 pain gen: nad, cooperative, friendly : + scleral icterus, eomi, peerl, dry lips, dentures in place neck: 5-7 cm jvp, no lad heart: rrr, no mrg. pmi non-displaced. lungs: distant. ctab, no wheezes or rales. abd: distended. non-tender. +fluid wave. liver palpable to 3 fingerbreadths beneath rcm. - or ruq tenderness. ext: 2+ bilateral pedal edema to knees. skin: prominent jaundice. numerous basal cell carcinomas over trunk and legs. neuro: non-focal. no asterexis. pertinent results: 08:45am blood wbc-15.1* rbc-2.96* hgb-9.5* hct-28.6* mcv-97 mch-32.1* mchc-33.2 rdw-16.4* plt ct-298 08:45am blood neuts-79* bands-3 lymphs-2* monos-6 eos-4 baso-1 atyps-0 metas-1* myelos-4* 08:45am blood hypochr-normal anisocy-1+ poiklo-normal macrocy-1+ microcy-normal polychr-normal 08:45am blood plt ct-298 08:45am blood glucose-78 urean-35* creat-1.6* na-135 k-4.8 cl-105 hco3-19* angap-16 08:45am blood alt-152* ast-173* ld(ldh)-387* alkphos-425* totbili-10.6* 08:45am blood albumin-2.7* calcium-8.0* phos-3.9 mg-2.0 brief hospital course: while on the floor (after ) 1. biliary sepsis: ct belly showed mulitple liver mets, slight obstruction of biliary stent and multiple mets at porta hepatis, peritoneal carcinamatosis and duodenal compression. ercp done morning of , which showed re-obstruction tumor compression, in addition to previous stent displacement into the right collection system. 2 stents were placed and large amount of pus was drained during the procedure. pt afebrile while on the floor. his wbc count decreased from 23.1 to 15.1 on discharge. his biliruben continued to decrease to 10.6 on discharge, and with the pneumobilia seen on ct , strongly suggests the new stents are patent. his surveilence blood cx's from were negative as were c.diff x 3. the pt has remained hemodynamically stable, with sbp's in the 120's-130's. pt was treated with iv levofloxacin, until , when he was switched to iv zosyn, for fear of possible ongoing infection (increasing cr 1.7 and increased ldh to the 400's). however, the pt was switched to po levofloxacin and flagyll proir to discharge. pt to follow up in clinic here at tuesday, at 1:pm with dr. . 2. arf: likely pre-renal decreased effective arterial volume in the face of sepsis. pt now tolerating po very well, and has been encouraged to drink plenty of fluids as an outpt (no cardiac hx). cr 1.6 on discharge. 3. cancer: extensive disease including peritoneal carcinamotosis. stable and could be the source of his high ldh. repeat ct of the belly revealed pneumobilia, "stable" peritoneal carcinamotosis (unchanged from previous study), no evidence of biliary or bowel obstruction. pt's cough may be related to pulmonary metastatic disease, and his liver mets are likely contributing to his elevated lft's. pt to schedule f/u with his primary oncologist dr. at . 4. fen: pt tolerating good po, no nausea or vomiting. he appears adequately hydrated and was advised to keep himself hydrated by drinking plenty of fluids. discharge medications: 1. levaquin 500 mg tablet sig: one (1) tablet po once a day for 2 weeks. disp:*14 tablet(s)* refills:*0* discharge disposition: home discharge diagnosis: biliary sepsis discharge condition: good discharge instructions: if you feel any abdominal pain, nausea and vomiting, inability to tolerate food or liquid, fever > 100.4, shaking chills, or bloody diarrhea, please call your doctor or come to the er. followup instructions: 1. dr. at clinic, at 1pm at building, , . please call clinic tomorrow to finalize. 2. please call dr office to schedule an appointment as soon as possible. procedure: endoscopic insertion of stent (tube) into bile duct diagnoses: malignant neoplasm of liver, secondary acute kidney failure, unspecified severe sepsis personal history of malignant neoplasm of large intestine septicemia due to escherichia coli [e. coli] cholangitis obstruction of bile duct secondary malignant neoplasm of retroperitoneum and peritoneum 

Answer: The patient is high likely exposed to