title: 37-year-old man with abdominal pain.
authors.affiliation: Resident in Internal Medicine, Mayo School of Graduate Medical Education, Mayo Clinic, Jacksonville, FL.
authors.forename: David F
authors.initials: DF
authors.lastname: Snipelisky
authors.affiliation: Resident in Internal Medicine, Mayo School of Graduate Medical Education, Mayo Clinic, Jacksonville, FL.
authors.forename: Casey A
authors.initials: CA
authors.lastname: Cable
authors.affiliation: Advisor to residents and Consultant in Hospital Internal Medicine, Mayo Clinic, Jacksonville, FL. Electronic address: maniaci.michael@mayo.edu.
authors.forename: Michael J
authors.initials: MJ
authors.lastname: Maniaci
mesh_terms: D015746:Abdominal Pain / Q000175:diagnosis / Q000209:etiology; D000328:Adult; D003093:Colitis, Ulcerative / Q000175:diagnosis* / Q000188:drug therapy*; D003113:Colonoscopy / Q000379:methods; D004636:Emergency Service, Hospital; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D019804:Mesalamine / Q000627:therapeutic use*; D008991:Monitoring, Physiologic / Q000379:methods; D010147:Pain Measurement; D011241:Prednisone / Q000627:therapeutic use*; D011860:Radiography, Abdominal / Q000379:methods; D018570:Risk Assessment; D012720:Severity of Illness Index; D014057:Tomography, X-Ray Computed / Q000379:methods; D016896:Treatment Outcome
chemical_list: D019804:Mesalamine; D011241:Prednisone