วันอาทิตย์ที่ 15 พฤษภาคม พ.ศ. 2554

Symptoms & Signs
of Acute Cholecystitis

Symptoms

  • 75% have prior history of biliary colic
  • RUQ
    pain
    >90%
  • Fever 50%

Signs

  • Fever 50%: may
    be absent in elderly,
    gangrenous
    cholecystitis or empyema GB
  • Jaundice 20% : mild
    jaundice
  • RUQ
    tenderness
  • Murphy's
    sign: S 65%, Sp 87%*


 

Investigations in Acute Cholecystitis

  • CBC : no leukocytosis in 1/3 of patient,
    esp
    in
    elderly and gangrenous cholecystitis
  • LFT : hyperbilirubinemia in 20% (TB
    <6 mg/dl),
    AP usually normal
  • Ultrasonography : sensitivity 88%, specificity 80% from meta-analysis
    • Gallstones
    • Thickening
      GB wall
      > 4 mm
    • Edema
      of GB ('double wall sign')
    • Pericholecystic
      fluid
    • Sonographic
      Murphy's sign (PPV 90%, NPV 90%)


 


 


 


 


 


 


 

Indicated

  • Porcelain GB
  • Travel to remote area
  • During await for organ Tx
  • During wt. loss surgery
  • Sickle cell anemia
  • Young Amerindian (GBCa 20x)
  • GS in children


 


 


 

Controversial

  • GS >3 cm (GBCa 9x)

Not indicated

  • DM
  • Thalassemia
  • Dyspepsia

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