Primary Peritonitis

• (Spontaneous Bacterial Peritonitis)

• Acute bacterial infection of ascitic fluid

• No source of infection is easily identifiable

• Affects children & adults

• Fever, Abdominal pain, tenderness, Leukocytosis

• Risk group:

  • Cirrhosis (70% child class C), CCF, Budd-Chiari syndrome

• Organisms:

  • Monomicrobial- 92%,
  • E coli (50%), Streptococci (19%)

• Diagnosis:

  • Paracentesis of ascitic fluid:
    • Polymorphonuclear > 250 per mm³ or a positive ascites culture.

• Treatment:

  • 5- to 10-day of cefotaxime or amoxicillin & clavulanic acid.