<prompt> Which of the following is true regarding classical spontaneous bacterial peritonitis?Ascitic fluid neutrophil count is 250cummBowel perforation should be presentMultiple organisms are isolated from ascetic fluidBoard like rigidity is present in abdomen  <response>: Features of Spontaneous bacterial peritonitis are:Spontaneous infection of ascitic fluid without an intra-abdominal sourceIf more than 2 organisms are identified, secondary bacterial peritonitis due to a perforated viscus should be consideredFluid sample has an absolute neutrophil count 250cummPatients present with fever, altered mental status, elevated white blood cell count, and abdominal pain or discomfo, or they may present without any of these featuresRef: Harrisons 18e p1979 