In a patient of nephritic syndrome with spontaneous bacterial peritonitis, which one of the following micro-organisms is most commonly involved?: (A) Proteus, (B) Escherichia, (C) Pneumococcus, (D) Staphylococcus
Answer is B. Spontaneous bacterial peritonitismeans peritonitis without any apparent source of contamination.
Enteric gram-negative organismE. coli most commonly encountered but sometime gram-positive organism such as streptococci and enterococci also responsible.