<prompt> Which of the following is TRUE regarding classical spontaneous bacterial peritonitis ?Ascitic fluid neutrophil count is 250mmBowel perforation should be presentMultiple organisms are isolated from ascitic fluidBoard-like rigidity is present in abodmen  <response>: Spontaneous bacterial peritonitis SBP is one of the potentially lethal complications of cirrhosis and is defined as infected ascites in the absence of any recognizable secondary cause of infection. .UGI bleeding and abdominal pain were the most common presenting symptoms of SBP SBP is an acute ascites infection an ascitic fluid polymorphonuclear PMN cell count of 250 cellsmm3 both with or without a positive ascitic fluid bacterial culture. SBP can be differentiated from secondary bacterial peritonitis by the absence of a surgically treatable intra-abdominal source of infection Ref Davidson edition23rd pg 811 