Approach to the Acute Abdomen Diagnostics
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Questions and Answers

What was the sensitivity and specificity of a glucose gradient greater than 20 mg/dl of peripheral blood to abdominal fluid in diagnosing septic peritonitis in dogs?

  • 86% sensitive and 86% specific
  • 86% sensitive and 100% specific
  • 100% sensitive and 86% specific
  • 100% sensitive and 100% specific (correct)
  • What is the sensitivity and specificity of a blood-to-abdominal fluid lactate gradient of 2 mmol/L or more in diagnosing septic peritonitis in dogs?

  • 100% sensitive and 100% specific (correct)
  • 100% sensitive and 86% specific
  • 86% sensitive and 86% specific
  • 86% sensitive and 100% specific
  • In diagnosing septic peritonitis, what is the most common cause of a pure transudate in the abdomen?

  • Portal venous obstruction
  • Bile peritonitis
  • Hypoalbuminemia (correct)
  • Bacterial infection
  • When diagnosing septic peritonitis, what would a higher abdominal bilirubin concentration indicate if compared to simultaneously collected blood bilirubin concentration?

    <p>Bile peritonitis</p> Signup and view all the answers

    What is the standard method for ruling out GI obstruction?

    <p>Abdominal ultrasound by an experienced ultrasonographer</p> Signup and view all the answers

    When is obtaining free abdominal fluid for analysis important?

    <p>When the animal has a painful abdomen</p> Signup and view all the answers

    What should be analyzed if urinary tract leakage is suspected?

    <p>Creatinine and/or potassium</p> Signup and view all the answers

    In what situation is a diagnostic peritoneal lavage indicated?

    <p>When free abdominal fluid cannot be obtained</p> Signup and view all the answers

    What is the sensitivity of peritoneal fluid lactate minus blood lactate for diagnosing septic peritonitis in dogs?

    <p>100%</p> Signup and view all the answers

    What is the specificity of blood glucose minus peritoneal glucose for diagnosing septic peritonitis in cats?

    <p>100%</p> Signup and view all the answers

    What test should be considered diagnostic for uroabdomen based on the fluid to blood potassium ratio in cats?

    <p>Ratio 1.9 : 1</p> Signup and view all the answers

    What is the diagnostic criteria for bile peritonitis based on the fluid to blood bilirubin ratio in dogs?

    <p>&gt;2 : 1</p> Signup and view all the answers

    What is the diagnostic criteria for diagnosing small intestinal obstruction based on the ratio of maximal small intestinal diameter to the narrowest width of L5 on lateral radiograph?

    <p>&gt;1.6</p> Signup and view all the answers

    What is the sensitivity of fluid to blood creatinine ratio for diagnosing uroabdomen in dogs?

    <p>86%</p> Signup and view all the answers

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