Peritonitis

• What is peritonitis?


  Inflammation of peritoneum
• What are the signs & symptoms of peritonitis?


  Severe abdo pain

  Fever

  Haemodynamic instability

  Tachycardia

  Nausea & vomiting

  Abdo rigidity/involuntary abdominal guarding

  Rebound tenderness

  Percussion tenderness
• What are the DDx of peritonitis?


  Gastroenteritis

  Pancreatitis

  Cholecystitis

  Appendicitis

  Diverticulitis
• What are the Inx for peritonitis?


  Obs

  Full Hx & examination

  Bloods (FBC, CRP, U&Es, LFTs)

  Abdominal imaging (USS, XR, XT)

  Peritoneal fluid analysis (by paracentesis)
• What is the management of peritonitis?


  Treat underlying cause

  Supportive care

  • fluid resus
  • analgesia
  • monitor vital signs

  Abx

  Surgery