A 40 year old male with advanced liver disease comes into the emergency room complaining of acute abdominal pain, fever, nausea, vomiting, and constipation. When he moves, the pain becomes more severe. Physical exam reveals dyspnea, diffuse abdominal rebound. amd abdominal rigidity. There is also abdominal hyper-resonance to percussion and ascites.
Labs: Gram negative rods found on blood agar plates containing kanamycin and vancomycin.