Snapshot A 40-year-old woman presents to an urgent care clinic for multiple days of watery and bloody diarrhea and fever. She is currently homeless and has been staying at crowded homeless shelters. She also describes abdominal cramping throughout the day. On physical exam, she has sunken eyes, delayed skin turgor, and delayed capillary refill. Her abdomen is tender to palpation. A stool culture is sent and she is empirically started on antibiotics for the suspected disease. Introduction Classification login to view 11 more bullets Associated conditions login to view 2 more bullets Epidemiology Incidence login to view 1 more bullet Demographics login to view 1 more bullet Risk factors login to view 4 more bullets ETIOLOGY Pathogenesis login to view 8 more bullets Presentation Symptoms login to view 7 more bullets Physical exam login to view 4 more bullets Studies Labs login to view 1 more bullet Making the diagnosis login to view 1 more bullet Differential Enteroinvasive Escherichia coli (EIEC) login to view 3 more bullets Treatment Management approach login to view 3 more bullets Conservative login to view 6 more bullets Medical login to view 13 more bullets Complications Reactive arthritis (Reiter syndrome) login to view 1 more bullet Febrile seizures Prognosis Symptoms occur a few days after exposure